Home / 8,969,907.60-13,454,391.20-2,579,909.13

Finding the Fourth Proportional to 8,969,907.60, 13,454,391.20 and 2,579,909.13

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Solution

The fourth proportional to 8,969,907.60, 13,454,391.20 and 2,579,909.13 is: 3,869,728.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,969,907.60 : 13,454,391.20 = 2,579,909.13 : x
  2. Step 2: Convert to fraction form
    8,969,907.60/13,454,391.20 = 2,579,909.13/x
  3. Step 3: Cross multiply
    8,969,907.60x = 13,454,391.20 × 2,579,909.13
  4. Step 4: Simplify right side
    8,969,907.60x = 34,711,106,682,572.11
  5. Step 5: Solve for x
    x = 34,711,106,682,572.11/8,969,907.60
  6. Step 6: Final answer
    x = 3,869,728.46

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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.