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Finding the Fourth Proportional to 8,010,562.60, 12,015,843.90 and 5,869,052.20

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Solution

The fourth proportional to 8,010,562.60, 12,015,843.90 and 5,869,052.20 is: 8,803,578.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,010,562.60 : 12,015,843.90 = 5,869,052.20 : x
  2. Step 2: Convert to fraction form
    8,010,562.60/12,015,843.90 = 5,869,052.20/x
  3. Step 3: Cross multiply
    8,010,562.60x = 12,015,843.90 × 5,869,052.20
  4. Step 4: Simplify right side
    8,010,562.60x = 70,521,615,076,151.58
  5. Step 5: Solve for x
    x = 70,521,615,076,151.58/8,010,562.60
  6. Step 6: Final answer
    x = 8,803,578.30

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Similar ratio
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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.