Home / 10,368,640.60-15,545,184.90-5,323,571.80

Finding the Fourth Proportional to 10,368,640.60, 15,545,184.90 and 5,323,571.80

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Solution

The fourth proportional to 10,368,640.60, 15,545,184.90 and 5,323,571.80 is: 7,981,365.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368,640.60 : 15,545,184.90 = 5,323,571.80 : x
  2. Step 2: Convert to fraction form
    10,368,640.60/15,545,184.90 = 5,323,571.80/x
  3. Step 3: Cross multiply
    10,368,640.60x = 15,545,184.90 × 5,323,571.80
  4. Step 4: Simplify right side
    10,368,640.60x = 82,755,907,959,425.81
  5. Step 5: Solve for x
    x = 82,755,907,959,425.81/10,368,640.60
  6. Step 6: Final answer
    x = 7,981,365.27

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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.