Home / 54,787,513.04-82,186,707.90-20,252,965.40

Finding the Fourth Proportional to 54,787,513.04, 82,186,707.90 and 20,252,965.40

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Solution

The fourth proportional to 54,787,513.04, 82,186,707.90 and 20,252,965.40 is: 30,381,458.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,787,513.04 : 82,186,707.90 = 20,252,965.40 : x
  2. Step 2: Convert to fraction form
    54,787,513.04/82,186,707.90 = 20,252,965.40/x
  3. Step 3: Cross multiply
    54,787,513.04x = 82,186,707.90 × 20,252,965.40
  4. Step 4: Simplify right side
    54,787,513.04x = 1,664,524,551,438,606.75
  5. Step 5: Solve for x
    x = 1,664,524,551,438,606.75/54,787,513.04
  6. Step 6: Final answer
    x = 30,381,458.46

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.