Home / 38,061,170.61-52,524,919.31-20,657,724.45

Finding the Fourth Proportional to 38,061,170.61, 52,524,919.31 and 20,657,724.45

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Solution

The fourth proportional to 38,061,170.61, 52,524,919.31 and 20,657,724.45 is: 28,507,933.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061,170.61 : 52,524,919.31 = 20,657,724.45 : x
  2. Step 2: Convert to fraction form
    38,061,170.61/52,524,919.31 = 20,657,724.45/x
  3. Step 3: Cross multiply
    38,061,170.61x = 52,524,919.31 × 20,657,724.45
  4. Step 4: Simplify right side
    38,061,170.61x = 1,085,045,309,864,464.12
  5. Step 5: Solve for x
    x = 1,085,045,309,864,464.12/38,061,170.61
  6. Step 6: Final answer
    x = 28,507,933.22

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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.