Home / 37,011,446.25-51,079,222.15-20,491,570.86

Finding the Fourth Proportional to 37,011,446.25, 51,079,222.15 and 20,491,570.86

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Solution

The fourth proportional to 37,011,446.25, 51,079,222.15 and 20,491,570.86 is: 28,280,264.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,011,446.25 : 51,079,222.15 = 20,491,570.86 : x
  2. Step 2: Convert to fraction form
    37,011,446.25/51,079,222.15 = 20,491,570.86/x
  3. Step 3: Cross multiply
    37,011,446.25x = 51,079,222.15 × 20,491,570.86
  4. Step 4: Simplify right side
    37,011,446.25x = 1,046,693,500,160,406.50
  5. Step 5: Solve for x
    x = 1,046,693,500,160,406.50/37,011,446.25
  6. Step 6: Final answer
    x = 28,280,264.79

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1.5x scale

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.