Home / 37,927,988-52,340,761.22-20,524,331.32

Finding the Fourth Proportional to 37,927,988, 52,340,761.22 and 20,524,331.32

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Solution

The fourth proportional to 37,927,988, 52,340,761.22 and 20,524,331.32 is: 28,323,651.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,927,988 : 52,340,761.22 = 20,524,331.32 : x
  2. Step 2: Convert to fraction form
    37,927,988/52,340,761.22 = 20,524,331.32/x
  3. Step 3: Cross multiply
    37,927,988x = 52,340,761.22 × 20,524,331.32
  4. Step 4: Simplify right side
    37,927,988x = 1,074,259,124,820,287.38
  5. Step 5: Solve for x
    x = 1,074,259,124,820,287.38/37,927,988
  6. Step 6: Final answer
    x = 28,323,651.78

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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.