Home / 25,527,854.40-38,295,280.80-8,486,750.40

Finding the Fourth Proportional to 25,527,854.40, 38,295,280.80 and 8,486,750.40

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Solution

The fourth proportional to 25,527,854.40, 38,295,280.80 and 8,486,750.40 is: 12,731,288.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,527,854.40 : 38,295,280.80 = 8,486,750.40 : x
  2. Step 2: Convert to fraction form
    25,527,854.40/38,295,280.80 = 8,486,750.40/x
  3. Step 3: Cross multiply
    25,527,854.40x = 38,295,280.80 × 8,486,750.40
  4. Step 4: Simplify right side
    25,527,854.40x = 325,002,489,647,512.31
  5. Step 5: Solve for x
    x = 325,002,489,647,512.31/25,527,854.40
  6. Step 6: Final answer
    x = 12,731,288.91

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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.