Home / 6,944,876.80-10,400,726.40-4,257,491.20

Finding the Fourth Proportional to 6,944,876.80, 10,400,726.40 and 4,257,491.20

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Solution

The fourth proportional to 6,944,876.80, 10,400,726.40 and 4,257,491.20 is: 6,376,067.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,944,876.80 : 10,400,726.40 = 4,257,491.20 : x
  2. Step 2: Convert to fraction form
    6,944,876.80/10,400,726.40 = 4,257,491.20/x
  3. Step 3: Cross multiply
    6,944,876.80x = 10,400,726.40 × 4,257,491.20
  4. Step 4: Simplify right side
    6,944,876.80x = 44,281,001,121,607.68
  5. Step 5: Solve for x
    x = 44,281,001,121,607.68/6,944,876.80
  6. Step 6: Final answer
    x = 6,376,067.19

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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.