Home / 9,965,678.10-14,948,517.15-9,776,721.30

Finding the Fourth Proportional to 9,965,678.10, 14,948,517.15 and 9,776,721.30

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Solution

The fourth proportional to 9,965,678.10, 14,948,517.15 and 9,776,721.30 is: 14,665,081.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,678.10 : 14,948,517.15 = 9,776,721.30 : x
  2. Step 2: Convert to fraction form
    9,965,678.10/14,948,517.15 = 9,776,721.30/x
  3. Step 3: Cross multiply
    9,965,678.10x = 14,948,517.15 × 9,776,721.30
  4. Step 4: Simplify right side
    9,965,678.10x = 146,147,486,023,820.31
  5. Step 5: Solve for x
    x = 146,147,486,023,820.31/9,965,678.10
  6. Step 6: Final answer
    x = 14,665,081.95

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Double scale
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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.