Home / 13,143,437.60-19,711,657.20-4,045,517.60

Finding the Fourth Proportional to 13,143,437.60, 19,711,657.20 and 4,045,517.60

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Solution

The fourth proportional to 13,143,437.60, 19,711,657.20 and 4,045,517.60 is: 6,067,199.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,143,437.60 : 19,711,657.20 = 4,045,517.60 : x
  2. Step 2: Convert to fraction form
    13,143,437.60/19,711,657.20 = 4,045,517.60/x
  3. Step 3: Cross multiply
    13,143,437.60x = 19,711,657.20 × 4,045,517.60
  4. Step 4: Simplify right side
    13,143,437.60x = 79,743,856,127,766.72
  5. Step 5: Solve for x
    x = 79,743,856,127,766.72/13,143,437.60
  6. Step 6: Final answer
    x = 6,067,199.35

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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.