Home / 15,707,443.20-23,561,164.80-8,522,419.20

Finding the Fourth Proportional to 15,707,443.20, 23,561,164.80 and 8,522,419.20

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Solution

The fourth proportional to 15,707,443.20, 23,561,164.80 and 8,522,419.20 is: 12,783,628.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,707,443.20 : 23,561,164.80 = 8,522,419.20 : x
  2. Step 2: Convert to fraction form
    15,707,443.20/23,561,164.80 = 8,522,419.20/x
  3. Step 3: Cross multiply
    15,707,443.20x = 23,561,164.80 × 8,522,419.20
  4. Step 4: Simplify right side
    15,707,443.20x = 200,798,123,265,884.16
  5. Step 5: Solve for x
    x = 200,798,123,265,884.16/15,707,443.20
  6. Step 6: Final answer
    x = 12,783,628.80

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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.