Home / 28,802,454.28-43,203,725.16-11,763,127.21

Finding the Fourth Proportional to 28,802,454.28, 43,203,725.16 and 11,763,127.21

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Solution

The fourth proportional to 28,802,454.28, 43,203,725.16 and 11,763,127.21 is: 17,644,708.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,802,454.28 : 43,203,725.16 = 11,763,127.21 : x
  2. Step 2: Convert to fraction form
    28,802,454.28/43,203,725.16 = 11,763,127.21/x
  3. Step 3: Cross multiply
    28,802,454.28x = 43,203,725.16 × 11,763,127.21
  4. Step 4: Simplify right side
    28,802,454.28x = 508,210,915,002,957.62
  5. Step 5: Solve for x
    x = 508,210,915,002,957.62/28,802,454.28
  6. Step 6: Final answer
    x = 17,644,708.68

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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.