Home / 40,734,689.55-61,161,826.86-25,447,122.15

Finding the Fourth Proportional to 40,734,689.55, 61,161,826.86 and 25,447,122.15

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Solution

The fourth proportional to 40,734,689.55, 61,161,826.86 and 25,447,122.15 is: 38,208,035.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,734,689.55 : 61,161,826.86 = 25,447,122.15 : x
  2. Step 2: Convert to fraction form
    40,734,689.55/61,161,826.86 = 25,447,122.15/x
  3. Step 3: Cross multiply
    40,734,689.55x = 61,161,826.86 × 25,447,122.15
  4. Step 4: Simplify right side
    40,734,689.55x = 1,556,392,479,023,570.75
  5. Step 5: Solve for x
    x = 1,556,392,479,023,570.75/40,734,689.55
  6. Step 6: Final answer
    x = 38,208,035.86

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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.