Home / 42,514,440.60-63,781,784.28-13,760,581.08

Finding the Fourth Proportional to 42,514,440.60, 63,781,784.28 and 13,760,581.08

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Solution

The fourth proportional to 42,514,440.60, 63,781,784.28 and 13,760,581.08 is: 20,644,148.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,514,440.60 : 63,781,784.28 = 13,760,581.08 : x
  2. Step 2: Convert to fraction form
    42,514,440.60/63,781,784.28 = 13,760,581.08/x
  3. Step 3: Cross multiply
    42,514,440.60x = 63,781,784.28 × 13,760,581.08
  4. Step 4: Simplify right side
    42,514,440.60x = 877,674,414,012,009.50
  5. Step 5: Solve for x
    x = 877,674,414,012,009.50/42,514,440.60
  6. Step 6: Final answer
    x = 20,644,148.24

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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.