Home / 12,343,117.02-18,517,631.49-5,150,649.90

Finding the Fourth Proportional to 12,343,117.02, 18,517,631.49 and 5,150,649.90

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Solution

The fourth proportional to 12,343,117.02, 18,517,631.49 and 5,150,649.90 is: 7,727,208.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,343,117.02 : 18,517,631.49 = 5,150,649.90 : x
  2. Step 2: Convert to fraction form
    12,343,117.02/18,517,631.49 = 5,150,649.90/x
  3. Step 3: Cross multiply
    12,343,117.02x = 18,517,631.49 × 5,150,649.90
  4. Step 4: Simplify right side
    12,343,117.02x = 95,377,836,782,205.34
  5. Step 5: Solve for x
    x = 95,377,836,782,205.34/12,343,117.02
  6. Step 6: Final answer
    x = 7,727,208.34

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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.