Home / 6,788,079.70-10,181,135.40-1,995,269.20

Finding the Fourth Proportional to 6,788,079.70, 10,181,135.40 and 1,995,269.20

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Solution

The fourth proportional to 6,788,079.70, 10,181,135.40 and 1,995,269.20 is: 2,992,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788,079.70 : 10,181,135.40 = 1,995,269.20 : x
  2. Step 2: Convert to fraction form
    6,788,079.70/10,181,135.40 = 1,995,269.20/x
  3. Step 3: Cross multiply
    6,788,079.70x = 10,181,135.40 × 1,995,269.20
  4. Step 4: Simplify right side
    6,788,079.70x = 20,314,105,884,649.68
  5. Step 5: Solve for x
    x = 20,314,105,884,649.68/6,788,079.70
  6. Step 6: Final answer
    x = 2,992,614.52

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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.