Home / 66,754,829.10-100,143,549.07-23,023,713.79

Finding the Fourth Proportional to 66,754,829.10, 100,143,549.07 and 23,023,713.79

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Solution

The fourth proportional to 66,754,829.10, 100,143,549.07 and 23,023,713.79 is: 34,539,469.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,754,829.10 : 100,143,549.07 = 23,023,713.79 : x
  2. Step 2: Convert to fraction form
    66,754,829.10/100,143,549.07 = 23,023,713.79/x
  3. Step 3: Cross multiply
    66,754,829.10x = 100,143,549.07 × 23,023,713.79
  4. Step 4: Simplify right side
    66,754,829.10x = 2,305,676,411,394,582.50
  5. Step 5: Solve for x
    x = 2,305,676,411,394,582.50/66,754,829.10
  6. Step 6: Final answer
    x = 34,539,469.92

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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.