Home / 10,369,657.20-15,549,820.20-3,977,785.20

Finding the Fourth Proportional to 10,369,657.20, 15,549,820.20 and 3,977,785.20

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Solution

The fourth proportional to 10,369,657.20, 15,549,820.20 and 3,977,785.20 is: 5,964,888.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,657.20 : 15,549,820.20 = 3,977,785.20 : x
  2. Step 2: Convert to fraction form
    10,369,657.20/15,549,820.20 = 3,977,785.20/x
  3. Step 3: Cross multiply
    10,369,657.20x = 15,549,820.20 × 3,977,785.20
  4. Step 4: Simplify right side
    10,369,657.20x = 61,853,844,654,221.04
  5. Step 5: Solve for x
    x = 61,853,844,654,221.04/10,369,657.20
  6. Step 6: Final answer
    x = 5,964,888.08

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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.