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Finding the Fourth Proportional to 61,046,065.40, 91,569,098.10 and 22,699,644.80

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Solution

The fourth proportional to 61,046,065.40, 91,569,098.10 and 22,699,644.80 is: 34,049,467.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,046,065.40 : 91,569,098.10 = 22,699,644.80 : x
  2. Step 2: Convert to fraction form
    61,046,065.40/91,569,098.10 = 22,699,644.80/x
  3. Step 3: Cross multiply
    61,046,065.40x = 91,569,098.10 × 22,699,644.80
  4. Step 4: Simplify right side
    61,046,065.40x = 2,078,586,001,526,354.75
  5. Step 5: Solve for x
    x = 2,078,586,001,526,354.75/61,046,065.40
  6. Step 6: Final answer
    x = 34,049,467.20

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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.