Home / 38,951,929.25-53,755,245.11-21,547,974.41

Finding the Fourth Proportional to 38,951,929.25, 53,755,245.11 and 21,547,974.41

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Solution

The fourth proportional to 38,951,929.25, 53,755,245.11 and 21,547,974.41 is: 29,737,080.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,951,929.25 : 53,755,245.11 = 21,547,974.41 : x
  2. Step 2: Convert to fraction form
    38,951,929.25/53,755,245.11 = 21,547,974.41/x
  3. Step 3: Cross multiply
    38,951,929.25x = 53,755,245.11 × 21,547,974.41
  4. Step 4: Simplify right side
    38,951,929.25x = 1,158,316,645,925,817.75
  5. Step 5: Solve for x
    x = 1,158,316,645,925,817.75/38,951,929.25
  6. Step 6: Final answer
    x = 29,737,080.25

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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.