Home / 60,571,330.20-90,856,995.30-20,181,814.20

Finding the Fourth Proportional to 60,571,330.20, 90,856,995.30 and 20,181,814.20

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Solution

The fourth proportional to 60,571,330.20, 90,856,995.30 and 20,181,814.20 is: 30,272,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,571,330.20 : 90,856,995.30 = 20,181,814.20 : x
  2. Step 2: Convert to fraction form
    60,571,330.20/90,856,995.30 = 20,181,814.20/x
  3. Step 3: Cross multiply
    60,571,330.20x = 90,856,995.30 × 20,181,814.20
  4. Step 4: Simplify right side
    60,571,330.20x = 1,833,658,997,914,873.25
  5. Step 5: Solve for x
    x = 1,833,658,997,914,873.25/60,571,330.20
  6. Step 6: Final answer
    x = 30,272,721.30

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.