Home / 37,382,373.92-51,585,523.65-20,861,201.83

Finding the Fourth Proportional to 37,382,373.92, 51,585,523.65 and 20,861,201.83

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Solution

The fourth proportional to 37,382,373.92, 51,585,523.65 and 20,861,201.83 is: 28,787,257.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,382,373.92 : 51,585,523.65 = 20,861,201.83 : x
  2. Step 2: Convert to fraction form
    37,382,373.92/51,585,523.65 = 20,861,201.83/x
  3. Step 3: Cross multiply
    37,382,373.92x = 51,585,523.65 × 20,861,201.83
  4. Step 4: Simplify right side
    37,382,373.92x = 1,076,136,020,318,154
  5. Step 5: Solve for x
    x = 1,076,136,020,318,154/37,382,373.92
  6. Step 6: Final answer
    x = 28,787,257.41

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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.