Home / 53,647,483.40-80,471,979.61-15,309,001.61

Finding the Fourth Proportional to 53,647,483.40, 80,471,979.61 and 15,309,001.61

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Solution

The fourth proportional to 53,647,483.40, 80,471,979.61 and 15,309,001.61 is: 22,963,717.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,647,483.40 : 80,471,979.61 = 15,309,001.61 : x
  2. Step 2: Convert to fraction form
    53,647,483.40/80,471,979.61 = 15,309,001.61/x
  3. Step 3: Cross multiply
    53,647,483.40x = 80,471,979.61 × 15,309,001.61
  4. Step 4: Simplify right side
    53,647,483.40x = 1,231,945,665,409,377
  5. Step 5: Solve for x
    x = 1,231,945,665,409,377/53,647,483.40
  6. Step 6: Final answer
    x = 22,963,717.72

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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.