Home / 42,073,225.40-63,109,838.10-40,372,614.20

Finding the Fourth Proportional to 42,073,225.40, 63,109,838.10 and 40,372,614.20

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Solution

The fourth proportional to 42,073,225.40, 63,109,838.10 and 40,372,614.20 is: 60,558,921.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,073,225.40 : 63,109,838.10 = 40,372,614.20 : x
  2. Step 2: Convert to fraction form
    42,073,225.40/63,109,838.10 = 40,372,614.20/x
  3. Step 3: Cross multiply
    42,073,225.40x = 63,109,838.10 × 40,372,614.20
  4. Step 4: Simplify right side
    42,073,225.40x = 2,547,909,145,835,761.50
  5. Step 5: Solve for x
    x = 2,547,909,145,835,761.50/42,073,225.40
  6. Step 6: Final answer
    x = 60,558,921.30

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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.