Home / 8,304,391.60-12,456,587.40-2,986,145.20

Finding the Fourth Proportional to 8,304,391.60, 12,456,587.40 and 2,986,145.20

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Solution

The fourth proportional to 8,304,391.60, 12,456,587.40 and 2,986,145.20 is: 4,479,217.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,304,391.60 : 12,456,587.40 = 2,986,145.20 : x
  2. Step 2: Convert to fraction form
    8,304,391.60/12,456,587.40 = 2,986,145.20/x
  3. Step 3: Cross multiply
    8,304,391.60x = 12,456,587.40 × 2,986,145.20
  4. Step 4: Simplify right side
    8,304,391.60x = 37,197,178,672,890.48
  5. Step 5: Solve for x
    x = 37,197,178,672,890.48/8,304,391.60
  6. Step 6: Final answer
    x = 4,479,217.80

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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.