Home / 16,693,270.74-25,043,498.46-5,178,508.38

Finding the Fourth Proportional to 16,693,270.74, 25,043,498.46 and 5,178,508.38

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Solution

The fourth proportional to 16,693,270.74, 25,043,498.46 and 5,178,508.38 is: 7,768,876.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693,270.74 : 25,043,498.46 = 5,178,508.38 : x
  2. Step 2: Convert to fraction form
    16,693,270.74/25,043,498.46 = 5,178,508.38/x
  3. Step 3: Cross multiply
    16,693,270.74x = 25,043,498.46 × 5,178,508.38
  4. Step 4: Simplify right side
    16,693,270.74x = 129,687,966,639,627.09
  5. Step 5: Solve for x
    x = 129,687,966,639,627.09/16,693,270.74
  6. Step 6: Final answer
    x = 7,768,876.97

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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.