Home / 67,025,266.70-100,537,904.10-21,587,061.20

Finding the Fourth Proportional to 67,025,266.70, 100,537,904.10 and 21,587,061.20

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Solution

The fourth proportional to 67,025,266.70, 100,537,904.10 and 21,587,061.20 is: 32,380,593.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,025,266.70 : 100,537,904.10 = 21,587,061.20 : x
  2. Step 2: Convert to fraction form
    67,025,266.70/100,537,904.10 = 21,587,061.20/x
  3. Step 3: Cross multiply
    67,025,266.70x = 100,537,904.10 × 21,587,061.20
  4. Step 4: Simplify right side
    67,025,266.70x = 2,170,317,888,726,430.75
  5. Step 5: Solve for x
    x = 2,170,317,888,726,430.75/67,025,266.70
  6. Step 6: Final answer
    x = 32,380,593.10

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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.