Home / 27,363,456.78-37,715,549.04-20,745,853.78

Finding the Fourth Proportional to 27,363,456.78, 37,715,549.04 and 20,745,853.78

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Solution

The fourth proportional to 27,363,456.78, 37,715,549.04 and 20,745,853.78 is: 28,594,386.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,363,456.78 : 37,715,549.04 = 20,745,853.78 : x
  2. Step 2: Convert to fraction form
    27,363,456.78/37,715,549.04 = 20,745,853.78/x
  3. Step 3: Cross multiply
    27,363,456.78x = 37,715,549.04 × 20,745,853.78
  4. Step 4: Simplify right side
    27,363,456.78x = 782,441,265,616,259.38
  5. Step 5: Solve for x
    x = 782,441,265,616,259.38/27,363,456.78
  6. Step 6: Final answer
    x = 28,594,386.74

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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.