Home / 67,024,575.50-100,688,206.28-39,748,758.21

Finding the Fourth Proportional to 67,024,575.50, 100,688,206.28 and 39,748,758.21

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Solution

The fourth proportional to 67,024,575.50, 100,688,206.28 and 39,748,758.21 is: 59,712,890.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,024,575.50 : 100,688,206.28 = 39,748,758.21 : x
  2. Step 2: Convert to fraction form
    67,024,575.50/100,688,206.28 = 39,748,758.21/x
  3. Step 3: Cross multiply
    67,024,575.50x = 100,688,206.28 × 39,748,758.21
  4. Step 4: Simplify right side
    67,024,575.50x = 4,002,231,165,823,580
  5. Step 5: Solve for x
    x = 4,002,231,165,823,580/67,024,575.50
  6. Step 6: Final answer
    x = 59,712,890.92

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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.