Home / 10,652,690.40-15,969,704.40-6,394,552.80

Finding the Fourth Proportional to 10,652,690.40, 15,969,704.40 and 6,394,552.80

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Solution

The fourth proportional to 10,652,690.40, 15,969,704.40 and 6,394,552.80 is: 9,586,227.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,652,690.40 : 15,969,704.40 = 6,394,552.80 : x
  2. Step 2: Convert to fraction form
    10,652,690.40/15,969,704.40 = 6,394,552.80/x
  3. Step 3: Cross multiply
    10,652,690.40x = 15,969,704.40 × 6,394,552.80
  4. Step 4: Simplify right side
    10,652,690.40x = 102,119,117,986,192.31
  5. Step 5: Solve for x
    x = 102,119,117,986,192.31/10,652,690.40
  6. Step 6: Final answer
    x = 9,586,227.91

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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.