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Finding the Fourth Proportional to 22,488,605.70, 33,732,913.38 and 8,111,672.28

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Solution

The fourth proportional to 22,488,605.70, 33,732,913.38 and 8,111,672.28 is: 12,167,510.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,488,605.70 : 33,732,913.38 = 8,111,672.28 : x
  2. Step 2: Convert to fraction form
    22,488,605.70/33,732,913.38 = 8,111,672.28/x
  3. Step 3: Cross multiply
    22,488,605.70x = 33,732,913.38 × 8,111,672.28
  4. Step 4: Simplify right side
    22,488,605.70x = 273,630,338,388,187.12
  5. Step 5: Solve for x
    x = 273,630,338,388,187.12/22,488,605.70
  6. Step 6: Final answer
    x = 12,167,510.16

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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.