Home / 18,228,045.60-27,338,569.20-5,448,967.20

Finding the Fourth Proportional to 18,228,045.60, 27,338,569.20 and 5,448,967.20

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Solution

The fourth proportional to 18,228,045.60, 27,338,569.20 and 5,448,967.20 is: 8,172,404.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,228,045.60 : 27,338,569.20 = 5,448,967.20 : x
  2. Step 2: Convert to fraction form
    18,228,045.60/27,338,569.20 = 5,448,967.20/x
  3. Step 3: Cross multiply
    18,228,045.60x = 27,338,569.20 × 5,448,967.20
  4. Step 4: Simplify right side
    18,228,045.60x = 148,966,966,865,730.25
  5. Step 5: Solve for x
    x = 148,966,966,865,730.25/18,228,045.60
  6. Step 6: Final answer
    x = 8,172,404.77

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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.