Home / 22,971,244.92-31,698,366.66-13,181,478.55

Finding the Fourth Proportional to 22,971,244.92, 31,698,366.66 and 13,181,478.55

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Solution

The fourth proportional to 22,971,244.92, 31,698,366.66 and 13,181,478.55 is: 18,189,320.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,971,244.92 : 31,698,366.66 = 13,181,478.55 : x
  2. Step 2: Convert to fraction form
    22,971,244.92/31,698,366.66 = 13,181,478.55/x
  3. Step 3: Cross multiply
    22,971,244.92x = 31,698,366.66 × 13,181,478.55
  4. Step 4: Simplify right side
    22,971,244.92x = 417,831,340,297,882.50
  5. Step 5: Solve for x
    x = 417,831,340,297,882.50/22,971,244.92
  6. Step 6: Final answer
    x = 18,189,320.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.