Home / 25,488,262.15-38,218,219.83-8,439,634.87

Finding the Fourth Proportional to 25,488,262.15, 38,218,219.83 and 8,439,634.87

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Solution

The fourth proportional to 25,488,262.15, 38,218,219.83 and 8,439,634.87 is: 12,654,759.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,488,262.15 : 38,218,219.83 = 8,439,634.87 : x
  2. Step 2: Convert to fraction form
    25,488,262.15/38,218,219.83 = 8,439,634.87/x
  3. Step 3: Cross multiply
    25,488,262.15x = 38,218,219.83 × 8,439,634.87
  4. Step 4: Simplify right side
    25,488,262.15x = 322,547,820,746,593.44
  5. Step 5: Solve for x
    x = 322,547,820,746,593.44/25,488,262.15
  6. Step 6: Final answer
    x = 12,654,759.23

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1.5x scale

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.