Home / 11,077,216.80-16,615,825.20-5,105,248.80

Finding the Fourth Proportional to 11,077,216.80, 16,615,825.20 and 5,105,248.80

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Solution

The fourth proportional to 11,077,216.80, 16,615,825.20 and 5,105,248.80 is: 7,657,873.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,077,216.80 : 16,615,825.20 = 5,105,248.80 : x
  2. Step 2: Convert to fraction form
    11,077,216.80/16,615,825.20 = 5,105,248.80/x
  3. Step 3: Cross multiply
    11,077,216.80x = 16,615,825.20 × 5,105,248.80
  4. Step 4: Simplify right side
    11,077,216.80x = 84,827,921,663,309.75
  5. Step 5: Solve for x
    x = 84,827,921,663,309.75/11,077,216.80
  6. Step 6: Final answer
    x = 7,657,873.20

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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.