Home / 28,024,743.60-42,037,115.40-23,560,639.20

Finding the Fourth Proportional to 28,024,743.60, 42,037,115.40 and 23,560,639.20

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Solution

The fourth proportional to 28,024,743.60, 42,037,115.40 and 23,560,639.20 is: 35,340,958.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,024,743.60 : 42,037,115.40 = 23,560,639.20 : x
  2. Step 2: Convert to fraction form
    28,024,743.60/42,037,115.40 = 23,560,639.20/x
  3. Step 3: Cross multiply
    28,024,743.60x = 42,037,115.40 × 23,560,639.20
  4. Step 4: Simplify right side
    28,024,743.60x = 990,421,308,948,163.62
  5. Step 5: Solve for x
    x = 990,421,308,948,163.62/28,024,743.60
  6. Step 6: Final answer
    x = 35,340,958.80

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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.