Home / 25,041,648.43-34,589,891.42-20,708,239.15

Finding the Fourth Proportional to 25,041,648.43, 34,589,891.42 and 20,708,239.15

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Solution

The fourth proportional to 25,041,648.43, 34,589,891.42 and 20,708,239.15 is: 28,604,176.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,041,648.43 : 34,589,891.42 = 20,708,239.15 : x
  2. Step 2: Convert to fraction form
    25,041,648.43/34,589,891.42 = 20,708,239.15/x
  3. Step 3: Cross multiply
    25,041,648.43x = 34,589,891.42 × 20,708,239.15
  4. Step 4: Simplify right side
    25,041,648.43x = 716,295,743,697,893.12
  5. Step 5: Solve for x
    x = 716,295,743,697,893.12/25,041,648.43
  6. Step 6: Final answer
    x = 28,604,176.99

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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.