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Finding the Fourth Proportional to 8,866,767.66, 13,300,713.42 and 3,748,243.62

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Solution

The fourth proportional to 8,866,767.66, 13,300,713.42 and 3,748,243.62 is: 5,622,602.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,866,767.66 : 13,300,713.42 = 3,748,243.62 : x
  2. Step 2: Convert to fraction form
    8,866,767.66/13,300,713.42 = 3,748,243.62/x
  3. Step 3: Cross multiply
    8,866,767.66x = 13,300,713.42 × 3,748,243.62
  4. Step 4: Simplify right side
    8,866,767.66x = 49,854,314,217,963.38
  5. Step 5: Solve for x
    x = 49,854,314,217,963.38/8,866,767.66
  6. Step 6: Final answer
    x = 5,622,602.97

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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.