Home / 54,207,757.44-81,311,633.88-15,869,271.40

Finding the Fourth Proportional to 54,207,757.44, 81,311,633.88 and 15,869,271.40

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Solution

The fourth proportional to 54,207,757.44, 81,311,633.88 and 15,869,271.40 is: 23,803,906.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,207,757.44 : 81,311,633.88 = 15,869,271.40 : x
  2. Step 2: Convert to fraction form
    54,207,757.44/81,311,633.88 = 15,869,271.40/x
  3. Step 3: Cross multiply
    54,207,757.44x = 81,311,633.88 × 15,869,271.40
  4. Step 4: Simplify right side
    54,207,757.44x = 1,290,356,385,756,366.25
  5. Step 5: Solve for x
    x = 1,290,356,385,756,366.25/54,207,757.44
  6. Step 6: Final answer
    x = 23,803,906.43

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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.