Home / 38,177,662.50-52,684,731.38-20,773,707.86

Finding the Fourth Proportional to 38,177,662.50, 52,684,731.38 and 20,773,707.86

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Solution

The fourth proportional to 38,177,662.50, 52,684,731.38 and 20,773,707.86 is: 28,667,475.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,177,662.50 : 52,684,731.38 = 20,773,707.86 : x
  2. Step 2: Convert to fraction form
    38,177,662.50/52,684,731.38 = 20,773,707.86/x
  3. Step 3: Cross multiply
    38,177,662.50x = 52,684,731.38 × 20,773,707.86
  4. Step 4: Simplify right side
    38,177,662.50x = 1,094,457,218,554,340.75
  5. Step 5: Solve for x
    x = 1,094,457,218,554,340.75/38,177,662.50
  6. Step 6: Final answer
    x = 28,667,475.87

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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.