Home / 37,367,275.66-51,566,872.51-20,847,402.78

Finding the Fourth Proportional to 37,367,275.66, 51,566,872.51 and 20,847,402.78

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Solution

The fourth proportional to 37,367,275.66, 51,566,872.51 and 20,847,402.78 is: 28,769,433.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,367,275.66 : 51,566,872.51 = 20,847,402.78 : x
  2. Step 2: Convert to fraction form
    37,367,275.66/51,566,872.51 = 20,847,402.78/x
  3. Step 3: Cross multiply
    37,367,275.66x = 51,566,872.51 × 20,847,402.78
  4. Step 4: Simplify right side
    37,367,275.66x = 1,075,035,361,647,369.75
  5. Step 5: Solve for x
    x = 1,075,035,361,647,369.75/37,367,275.66
  6. Step 6: Final answer
    x = 28,769,433.76

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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.