Home / 28,740,088.04-43,109,725.97-13,378,785.93

Finding the Fourth Proportional to 28,740,088.04, 43,109,725.97 and 13,378,785.93

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Solution

The fourth proportional to 28,740,088.04, 43,109,725.97 and 13,378,785.93 is: 20,067,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,740,088.04 : 43,109,725.97 = 13,378,785.93 : x
  2. Step 2: Convert to fraction form
    28,740,088.04/43,109,725.97 = 13,378,785.93/x
  3. Step 3: Cross multiply
    28,740,088.04x = 43,109,725.97 × 13,378,785.93
  4. Step 4: Simplify right side
    28,740,088.04x = 576,755,795,287,038.50
  5. Step 5: Solve for x
    x = 576,755,795,287,038.50/28,740,088.04
  6. Step 6: Final answer
    x = 20,067,989.86

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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.