Home / 37,680,592.80-51,996,253.68-21,383,068.80

Finding the Fourth Proportional to 37,680,592.80, 51,996,253.68 and 21,383,068.80

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Solution

The fourth proportional to 37,680,592.80, 51,996,253.68 and 21,383,068.80 is: 29,506,952.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,680,592.80 : 51,996,253.68 = 21,383,068.80 : x
  2. Step 2: Convert to fraction form
    37,680,592.80/51,996,253.68 = 21,383,068.80/x
  3. Step 3: Cross multiply
    37,680,592.80x = 51,996,253.68 × 21,383,068.80
  4. Step 4: Simplify right side
    37,680,592.80x = 1,111,839,469,781,693.25
  5. Step 5: Solve for x
    x = 1,111,839,469,781,693.25/37,680,592.80
  6. Step 6: Final answer
    x = 29,506,952.71

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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.