Home / 7,215,186.30-10,822,779.45-6,564,335.10

Finding the Fourth Proportional to 7,215,186.30, 10,822,779.45 and 6,564,335.10

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Solution

The fourth proportional to 7,215,186.30, 10,822,779.45 and 6,564,335.10 is: 9,846,502.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,215,186.30 : 10,822,779.45 = 6,564,335.10 : x
  2. Step 2: Convert to fraction form
    7,215,186.30/10,822,779.45 = 6,564,335.10/x
  3. Step 3: Cross multiply
    7,215,186.30x = 10,822,779.45 × 6,564,335.10
  4. Step 4: Simplify right side
    7,215,186.30x = 71,044,351,023,193.69
  5. Step 5: Solve for x
    x = 71,044,351,023,193.69/7,215,186.30
  6. Step 6: Final answer
    x = 9,846,502.65

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Double scale
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Similar ratio
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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.