Home / 37,183,728.18-51,314,790.90-20,664,548.88

Finding the Fourth Proportional to 37,183,728.18, 51,314,790.90 and 20,664,548.88

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Solution

The fourth proportional to 37,183,728.18, 51,314,790.90 and 20,664,548.88 is: 28,517,769.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,183,728.18 : 51,314,790.90 = 20,664,548.88 : x
  2. Step 2: Convert to fraction form
    37,183,728.18/51,314,790.90 = 20,664,548.88/x
  3. Step 3: Cross multiply
    37,183,728.18x = 51,314,790.90 × 20,664,548.88
  4. Step 4: Simplify right side
    37,183,728.18x = 1,060,397,004,820,029.12
  5. Step 5: Solve for x
    x = 1,060,397,004,820,029.12/37,183,728.18
  6. Step 6: Final answer
    x = 28,517,769.92

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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.