Home / 7,106,151.20-10,659,226.80-5,314,560.80

Finding the Fourth Proportional to 7,106,151.20, 10,659,226.80 and 5,314,560.80

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Solution

The fourth proportional to 7,106,151.20, 10,659,226.80 and 5,314,560.80 is: 7,971,841.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,106,151.20 : 10,659,226.80 = 5,314,560.80 : x
  2. Step 2: Convert to fraction form
    7,106,151.20/10,659,226.80 = 5,314,560.80/x
  3. Step 3: Cross multiply
    7,106,151.20x = 10,659,226.80 × 5,314,560.80
  4. Step 4: Simplify right side
    7,106,151.20x = 56,649,108,909,589.45
  5. Step 5: Solve for x
    x = 56,649,108,909,589.45/7,106,151.20
  6. Step 6: Final answer
    x = 7,971,841.20

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Double scale
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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.