Home / 15,448,286.10-23,172,429.15-8,645,841.30

Finding the Fourth Proportional to 15,448,286.10, 23,172,429.15 and 8,645,841.30

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Solution

The fourth proportional to 15,448,286.10, 23,172,429.15 and 8,645,841.30 is: 12,968,761.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,448,286.10 : 23,172,429.15 = 8,645,841.30 : x
  2. Step 2: Convert to fraction form
    15,448,286.10/23,172,429.15 = 8,645,841.30/x
  3. Step 3: Cross multiply
    15,448,286.10x = 23,172,429.15 × 8,645,841.30
  4. Step 4: Simplify right side
    15,448,286.10x = 200,345,144,966,393.91
  5. Step 5: Solve for x
    x = 200,345,144,966,393.91/15,448,286.10
  6. Step 6: Final answer
    x = 12,968,761.95

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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.