Home / 10,403,818.40-15,608,449.20-4,014,279.20

Finding the Fourth Proportional to 10,403,818.40, 15,608,449.20 and 4,014,279.20

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Solution

The fourth proportional to 10,403,818.40, 15,608,449.20 and 4,014,279.20 is: 6,022,468.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,403,818.40 : 15,608,449.20 = 4,014,279.20 : x
  2. Step 2: Convert to fraction form
    10,403,818.40/15,608,449.20 = 4,014,279.20/x
  3. Step 3: Cross multiply
    10,403,818.40x = 15,608,449.20 × 4,014,279.20
  4. Step 4: Simplify right side
    10,403,818.40x = 62,656,672,967,816.64
  5. Step 5: Solve for x
    x = 62,656,672,967,816.64/10,403,818.40
  6. Step 6: Final answer
    x = 6,022,468.92

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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.