Home / 8,741,624.20-13,112,436.30-8,447,691.40

Finding the Fourth Proportional to 8,741,624.20, 13,112,436.30 and 8,447,691.40

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Solution

The fourth proportional to 8,741,624.20, 13,112,436.30 and 8,447,691.40 is: 12,671,537.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,741,624.20 : 13,112,436.30 = 8,447,691.40 : x
  2. Step 2: Convert to fraction form
    8,741,624.20/13,112,436.30 = 8,447,691.40/x
  3. Step 3: Cross multiply
    8,741,624.20x = 13,112,436.30 × 8,447,691.40
  4. Step 4: Simplify right side
    8,741,624.20x = 110,769,815,364,557.83
  5. Step 5: Solve for x
    x = 110,769,815,364,557.83/8,741,624.20
  6. Step 6: Final answer
    x = 12,671,537.10

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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.