Home / 15,034,350.16-20,747,555.44-8,158,891.60

Finding the Fourth Proportional to 15,034,350.16, 20,747,555.44 and 8,158,891.60

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Solution

The fourth proportional to 15,034,350.16, 20,747,555.44 and 8,158,891.60 is: 11,259,353.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,034,350.16 : 20,747,555.44 = 8,158,891.60 : x
  2. Step 2: Convert to fraction form
    15,034,350.16/20,747,555.44 = 8,158,891.60/x
  3. Step 3: Cross multiply
    15,034,350.16x = 20,747,555.44 × 8,158,891.60
  4. Step 4: Simplify right side
    15,034,350.16x = 169,277,055,799,950.31
  5. Step 5: Solve for x
    x = 169,277,055,799,950.31/15,034,350.16
  6. Step 6: Final answer
    x = 11,259,353.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.