Home / 8,317,279.20-12,462,505.20-4,712,325.60

Finding the Fourth Proportional to 8,317,279.20, 12,462,505.20 and 4,712,325.60

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Solution

The fourth proportional to 8,317,279.20, 12,462,505.20 and 4,712,325.60 is: 7,060,888.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,317,279.20 : 12,462,505.20 = 4,712,325.60 : x
  2. Step 2: Convert to fraction form
    8,317,279.20/12,462,505.20 = 4,712,325.60/x
  3. Step 3: Cross multiply
    8,317,279.20x = 12,462,505.20 × 4,712,325.60
  4. Step 4: Simplify right side
    8,317,279.20x = 58,727,382,294,093.11
  5. Step 5: Solve for x
    x = 58,727,382,294,093.11/8,317,279.20
  6. Step 6: Final answer
    x = 7,060,888.65

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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.