Home / 10,387,584.44-15,652,279.40-8,535,807.80

Finding the Fourth Proportional to 10,387,584.44, 15,652,279.40 and 8,535,807.80

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Solution

The fourth proportional to 10,387,584.44, 15,652,279.40 and 8,535,807.80 is: 12,861,974.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,387,584.44 : 15,652,279.40 = 8,535,807.80 : x
  2. Step 2: Convert to fraction form
    10,387,584.44/15,652,279.40 = 8,535,807.80/x
  3. Step 3: Cross multiply
    10,387,584.44x = 15,652,279.40 × 8,535,807.80
  4. Step 4: Simplify right side
    10,387,584.44x = 133,604,848,590,299.33
  5. Step 5: Solve for x
    x = 133,604,848,590,299.33/10,387,584.44
  6. Step 6: Final answer
    x = 12,861,974.73

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.