Home / 65,129,966.68-89,882,285.86-39,023,924.04

Finding the Fourth Proportional to 65,129,966.68, 89,882,285.86 and 39,023,924.04

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Solution

The fourth proportional to 65,129,966.68, 89,882,285.86 and 39,023,924.04 is: 53,854,771.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,129,966.68 : 89,882,285.86 = 39,023,924.04 : x
  2. Step 2: Convert to fraction form
    65,129,966.68/89,882,285.86 = 39,023,924.04/x
  3. Step 3: Cross multiply
    65,129,966.68x = 89,882,285.86 × 39,023,924.04
  4. Step 4: Simplify right side
    65,129,966.68x = 3,507,559,495,942,206
  5. Step 5: Solve for x
    x = 3,507,559,495,942,206/65,129,966.68
  6. Step 6: Final answer
    x = 53,854,771.85

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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.