Home / 9,982,976.80-14,974,465.20-3,251,390.80

Finding the Fourth Proportional to 9,982,976.80, 14,974,465.20 and 3,251,390.80

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Solution

The fourth proportional to 9,982,976.80, 14,974,465.20 and 3,251,390.80 is: 4,877,086.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,976.80 : 14,974,465.20 = 3,251,390.80 : x
  2. Step 2: Convert to fraction form
    9,982,976.80/14,974,465.20 = 3,251,390.80/x
  3. Step 3: Cross multiply
    9,982,976.80x = 14,974,465.20 × 3,251,390.80
  4. Step 4: Simplify right side
    9,982,976.80x = 48,687,838,386,200.16
  5. Step 5: Solve for x
    x = 48,687,838,386,200.16/9,982,976.80
  6. Step 6: Final answer
    x = 4,877,086.20

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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.