Home / 7,415,291.40-11,122,937.10-5,822,766.60

Finding the Fourth Proportional to 7,415,291.40, 11,122,937.10 and 5,822,766.60

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Solution

The fourth proportional to 7,415,291.40, 11,122,937.10 and 5,822,766.60 is: 8,734,149.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,415,291.40 : 11,122,937.10 = 5,822,766.60 : x
  2. Step 2: Convert to fraction form
    7,415,291.40/11,122,937.10 = 5,822,766.60/x
  3. Step 3: Cross multiply
    7,415,291.40x = 11,122,937.10 × 5,822,766.60
  4. Step 4: Simplify right side
    7,415,291.40x = 64,766,266,639,780.85
  5. Step 5: Solve for x
    x = 64,766,266,639,780.85/7,415,291.40
  6. Step 6: Final answer
    x = 8,734,149.90

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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.