Home / 56,049,409.70-84,074,114.55-47,121,200.90

Finding the Fourth Proportional to 56,049,409.70, 84,074,114.55 and 47,121,200.90

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Solution

The fourth proportional to 56,049,409.70, 84,074,114.55 and 47,121,200.90 is: 70,681,801.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,049,409.70 : 84,074,114.55 = 47,121,200.90 : x
  2. Step 2: Convert to fraction form
    56,049,409.70/84,074,114.55 = 47,121,200.90/x
  3. Step 3: Cross multiply
    56,049,409.70x = 84,074,114.55 × 47,121,200.90
  4. Step 4: Simplify right side
    56,049,409.70x = 3,961,673,242,200,163
  5. Step 5: Solve for x
    x = 3,961,673,242,200,163/56,049,409.70
  6. Step 6: Final answer
    x = 70,681,801.35

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Double scale
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Similar ratio
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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.