Home / 5,370,641.40-8,055,962.10-2,981,854.20

Finding the Fourth Proportional to 5,370,641.40, 8,055,962.10 and 2,981,854.20

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Solution

The fourth proportional to 5,370,641.40, 8,055,962.10 and 2,981,854.20 is: 4,472,781.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,370,641.40 : 8,055,962.10 = 2,981,854.20 : x
  2. Step 2: Convert to fraction form
    5,370,641.40/8,055,962.10 = 2,981,854.20/x
  3. Step 3: Cross multiply
    5,370,641.40x = 8,055,962.10 × 2,981,854.20
  4. Step 4: Simplify right side
    5,370,641.40x = 24,021,704,422,925.82
  5. Step 5: Solve for x
    x = 24,021,704,422,925.82/5,370,641.40
  6. Step 6: Final answer
    x = 4,472,781.30

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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.