Home / 12,448,010.13-18,672,015.60-3,350,128.20

Finding the Fourth Proportional to 12,448,010.13, 18,672,015.60 and 3,350,128.20

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Solution

The fourth proportional to 12,448,010.13, 18,672,015.60 and 3,350,128.20 is: 5,025,192.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,448,010.13 : 18,672,015.60 = 3,350,128.20 : x
  2. Step 2: Convert to fraction form
    12,448,010.13/18,672,015.60 = 3,350,128.20/x
  3. Step 3: Cross multiply
    12,448,010.13x = 18,672,015.60 × 3,350,128.20
  4. Step 4: Simplify right side
    12,448,010.13x = 62,553,646,012,399.93
  5. Step 5: Solve for x
    x = 62,553,646,012,399.93/12,448,010.13
  6. Step 6: Final answer
    x = 5,025,192.41

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1.5x scale

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.