Home / 15,293,821.40-22,940,732.10-9,247,203.80

Finding the Fourth Proportional to 15,293,821.40, 22,940,732.10 and 9,247,203.80

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Solution

The fourth proportional to 15,293,821.40, 22,940,732.10 and 9,247,203.80 is: 13,870,805.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,293,821.40 : 22,940,732.10 = 9,247,203.80 : x
  2. Step 2: Convert to fraction form
    15,293,821.40/22,940,732.10 = 9,247,203.80/x
  3. Step 3: Cross multiply
    15,293,821.40x = 22,940,732.10 × 9,247,203.80
  4. Step 4: Simplify right side
    15,293,821.40x = 212,137,625,049,902
  5. Step 5: Solve for x
    x = 212,137,625,049,902/15,293,821.40
  6. Step 6: Final answer
    x = 13,870,805.70

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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.