Home / 12,350,896.40-17,034,170.28-8,691,936.08

Finding the Fourth Proportional to 12,350,896.40, 17,034,170.28 and 8,691,936.08

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Solution

The fourth proportional to 12,350,896.40, 17,034,170.28 and 8,691,936.08 is: 11,987,787.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350,896.40 : 17,034,170.28 = 8,691,936.08 : x
  2. Step 2: Convert to fraction form
    12,350,896.40/17,034,170.28 = 8,691,936.08/x
  3. Step 3: Cross multiply
    12,350,896.40x = 17,034,170.28 × 8,691,936.08
  4. Step 4: Simplify right side
    12,350,896.40x = 148,059,919,249,595.72
  5. Step 5: Solve for x
    x = 148,059,919,249,595.72/12,350,896.40
  6. Step 6: Final answer
    x = 11,987,787.32

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1.5x scale

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.