Home / 8,262,901.80-12,394,352.70-7,696,031.40

Finding the Fourth Proportional to 8,262,901.80, 12,394,352.70 and 7,696,031.40

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Solution

The fourth proportional to 8,262,901.80, 12,394,352.70 and 7,696,031.40 is: 11,544,047.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,262,901.80 : 12,394,352.70 = 7,696,031.40 : x
  2. Step 2: Convert to fraction form
    8,262,901.80/12,394,352.70 = 7,696,031.40/x
  3. Step 3: Cross multiply
    8,262,901.80x = 12,394,352.70 × 7,696,031.40
  4. Step 4: Simplify right side
    8,262,901.80x = 95,387,327,561,874.78
  5. Step 5: Solve for x
    x = 95,387,327,561,874.78/8,262,901.80
  6. Step 6: Final answer
    x = 11,544,047.10

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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.