Home / 8,371,387.60-12,557,081.40-4,114,286.80

Finding the Fourth Proportional to 8,371,387.60, 12,557,081.40 and 4,114,286.80

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Solution

The fourth proportional to 8,371,387.60, 12,557,081.40 and 4,114,286.80 is: 6,171,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,371,387.60 : 12,557,081.40 = 4,114,286.80 : x
  2. Step 2: Convert to fraction form
    8,371,387.60/12,557,081.40 = 4,114,286.80/x
  3. Step 3: Cross multiply
    8,371,387.60x = 12,557,081.40 × 4,114,286.80
  4. Step 4: Simplify right side
    8,371,387.60x = 51,663,434,250,545.52
  5. Step 5: Solve for x
    x = 51,663,434,250,545.52/8,371,387.60
  6. Step 6: Final answer
    x = 6,171,430.20

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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.