Home / 8,869,549.40-13,304,324.10-5,079,915.80

Finding the Fourth Proportional to 8,869,549.40, 13,304,324.10 and 5,079,915.80

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Solution

The fourth proportional to 8,869,549.40, 13,304,324.10 and 5,079,915.80 is: 7,619,873.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,869,549.40 : 13,304,324.10 = 5,079,915.80 : x
  2. Step 2: Convert to fraction form
    8,869,549.40/13,304,324.10 = 5,079,915.80/x
  3. Step 3: Cross multiply
    8,869,549.40x = 13,304,324.10 × 5,079,915.80
  4. Step 4: Simplify right side
    8,869,549.40x = 67,584,846,203,910.77
  5. Step 5: Solve for x
    x = 67,584,846,203,910.77/8,869,549.40
  6. Step 6: Final answer
    x = 7,619,873.70

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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.