Home / 66,440,861.20-99,661,291.80-37,264,750.30

Finding the Fourth Proportional to 66,440,861.20, 99,661,291.80 and 37,264,750.30

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Solution

The fourth proportional to 66,440,861.20, 99,661,291.80 and 37,264,750.30 is: 55,897,125.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,861.20 : 99,661,291.80 = 37,264,750.30 : x
  2. Step 2: Convert to fraction form
    66,440,861.20/99,661,291.80 = 37,264,750.30/x
  3. Step 3: Cross multiply
    66,440,861.20x = 99,661,291.80 × 37,264,750.30
  4. Step 4: Simplify right side
    66,440,861.20x = 3,713,853,153,502,437
  5. Step 5: Solve for x
    x = 3,713,853,153,502,437/66,440,861.20
  6. Step 6: Final answer
    x = 55,897,125.45

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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.