Home / 27,866,683.08-38,456,497.89-15,308,267.13

Finding the Fourth Proportional to 27,866,683.08, 38,456,497.89 and 15,308,267.13

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Solution

The fourth proportional to 27,866,683.08, 38,456,497.89 and 15,308,267.13 is: 21,125,669.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,866,683.08 : 38,456,497.89 = 15,308,267.13 : x
  2. Step 2: Convert to fraction form
    27,866,683.08/38,456,497.89 = 15,308,267.13/x
  3. Step 3: Cross multiply
    27,866,683.08x = 38,456,497.89 × 15,308,267.13
  4. Step 4: Simplify right side
    27,866,683.08x = 588,702,342,584,401.38
  5. Step 5: Solve for x
    x = 588,702,342,584,401.38/27,866,683.08
  6. Step 6: Final answer
    x = 21,125,669.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.