Home / 43,146,044.78-64,710,338.60-15,842,966.54

Finding the Fourth Proportional to 43,146,044.78, 64,710,338.60 and 15,842,966.54

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Solution

The fourth proportional to 43,146,044.78, 64,710,338.60 and 15,842,966.54 is: 23,761,244.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,146,044.78 : 64,710,338.60 = 15,842,966.54 : x
  2. Step 2: Convert to fraction form
    43,146,044.78/64,710,338.60 = 15,842,966.54/x
  3. Step 3: Cross multiply
    43,146,044.78x = 64,710,338.60 × 15,842,966.54
  4. Step 4: Simplify right side
    43,146,044.78x = 1,025,203,729,231,870.38
  5. Step 5: Solve for x
    x = 1,025,203,729,231,870.38/43,146,044.78
  6. Step 6: Final answer
    x = 23,761,244.73

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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.