Home / 42,615,999.40-63,923,999.10-29,011,109.80

Finding the Fourth Proportional to 42,615,999.40, 63,923,999.10 and 29,011,109.80

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Solution

The fourth proportional to 42,615,999.40, 63,923,999.10 and 29,011,109.80 is: 43,516,664.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,615,999.40 : 63,923,999.10 = 29,011,109.80 : x
  2. Step 2: Convert to fraction form
    42,615,999.40/63,923,999.10 = 29,011,109.80/x
  3. Step 3: Cross multiply
    42,615,999.40x = 63,923,999.10 × 29,011,109.80
  4. Step 4: Simplify right side
    42,615,999.40x = 1,854,506,156,745,201.25
  5. Step 5: Solve for x
    x = 1,854,506,156,745,201.25/42,615,999.40
  6. Step 6: Final answer
    x = 43,516,664.70

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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.