Home / 56,884,327.68-78,500,321.48-32,109,729.28

Finding the Fourth Proportional to 56,884,327.68, 78,500,321.48 and 32,109,729.28

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Solution

The fourth proportional to 56,884,327.68, 78,500,321.48 and 32,109,729.28 is: 44,311,397.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,884,327.68 : 78,500,321.48 = 32,109,729.28 : x
  2. Step 2: Convert to fraction form
    56,884,327.68/78,500,321.48 = 32,109,729.28/x
  3. Step 3: Cross multiply
    56,884,327.68x = 78,500,321.48 × 32,109,729.28
  4. Step 4: Simplify right side
    56,884,327.68x = 2,520,624,071,115,769
  5. Step 5: Solve for x
    x = 2,520,624,071,115,769/56,884,327.68
  6. Step 6: Final answer
    x = 44,311,397.78

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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.