Home / 9,171,576.72-13,757,397.48-2,781,883.92

Finding the Fourth Proportional to 9,171,576.72, 13,757,397.48 and 2,781,883.92

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Solution

The fourth proportional to 9,171,576.72, 13,757,397.48 and 2,781,883.92 is: 4,172,835.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,576.72 : 13,757,397.48 = 2,781,883.92 : x
  2. Step 2: Convert to fraction form
    9,171,576.72/13,757,397.48 = 2,781,883.92/x
  3. Step 3: Cross multiply
    9,171,576.72x = 13,757,397.48 × 2,781,883.92
  4. Step 4: Simplify right side
    9,171,576.72x = 38,271,482,830,660.52
  5. Step 5: Solve for x
    x = 38,271,482,830,660.52/9,171,576.72
  6. Step 6: Final answer
    x = 4,172,835.71

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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.