Home / 38,619,623.70-57,966,760.35-19,472,001.30

Finding the Fourth Proportional to 38,619,623.70, 57,966,760.35 and 19,472,001.30

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Solution

The fourth proportional to 38,619,623.70, 57,966,760.35 and 19,472,001.30 is: 29,226,821.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,619,623.70 : 57,966,760.35 = 19,472,001.30 : x
  2. Step 2: Convert to fraction form
    38,619,623.70/57,966,760.35 = 19,472,001.30/x
  3. Step 3: Cross multiply
    38,619,623.70x = 57,966,760.35 × 19,472,001.30
  4. Step 4: Simplify right side
    38,619,623.70x = 1,128,728,832,891,988.50
  5. Step 5: Solve for x
    x = 1,128,728,832,891,988.50/38,619,623.70
  6. Step 6: Final answer
    x = 29,226,821.10

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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.