Home / 9,517,872.96-13,133,278.80-5,442,704.64

Finding the Fourth Proportional to 9,517,872.96, 13,133,278.80 and 5,442,704.64

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Solution

The fourth proportional to 9,517,872.96, 13,133,278.80 and 5,442,704.64 is: 7,510,139.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,517,872.96 : 13,133,278.80 = 5,442,704.64 : x
  2. Step 2: Convert to fraction form
    9,517,872.96/13,133,278.80 = 5,442,704.64/x
  3. Step 3: Cross multiply
    9,517,872.96x = 13,133,278.80 × 5,442,704.64
  4. Step 4: Simplify right side
    9,517,872.96x = 71,480,557,463,173.62
  5. Step 5: Solve for x
    x = 71,480,557,463,173.62/9,517,872.96
  6. Step 6: Final answer
    x = 7,510,139.90

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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.