Home / 54,063,785.92-81,095,711.68-13,123,284.48

Finding the Fourth Proportional to 54,063,785.92, 81,095,711.68 and 13,123,284.48

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Solution

The fourth proportional to 54,063,785.92, 81,095,711.68 and 13,123,284.48 is: 19,684,934.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,063,785.92 : 81,095,711.68 = 13,123,284.48 : x
  2. Step 2: Convert to fraction form
    54,063,785.92/81,095,711.68 = 13,123,284.48/x
  3. Step 3: Cross multiply
    54,063,785.92x = 81,095,711.68 × 13,123,284.48
  4. Step 4: Simplify right side
    54,063,785.92x = 1,064,242,094,484,698.88
  5. Step 5: Solve for x
    x = 1,064,242,094,484,698.88/54,063,785.92
  6. Step 6: Final answer
    x = 19,684,934.68

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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.