Home / 6,498,983.08-8,965,773.12-3,919,230.28

Finding the Fourth Proportional to 6,498,983.08, 8,965,773.12 and 3,919,230.28

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Solution

The fourth proportional to 6,498,983.08, 8,965,773.12 and 3,919,230.28 is: 5,406,835.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,498,983.08 : 8,965,773.12 = 3,919,230.28 : x
  2. Step 2: Convert to fraction form
    6,498,983.08/8,965,773.12 = 3,919,230.28/x
  3. Step 3: Cross multiply
    6,498,983.08x = 8,965,773.12 × 3,919,230.28
  4. Step 4: Simplify right side
    6,498,983.08x = 35,138,929,495,514.07
  5. Step 5: Solve for x
    x = 35,138,929,495,514.07/6,498,983.08
  6. Step 6: Final answer
    x = 5,406,835.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.