Home / 7,928,092.80-11,892,139.20-1,944,460.80

Finding the Fourth Proportional to 7,928,092.80, 11,892,139.20 and 1,944,460.80

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Solution

The fourth proportional to 7,928,092.80, 11,892,139.20 and 1,944,460.80 is: 2,916,691.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,928,092.80 : 11,892,139.20 = 1,944,460.80 : x
  2. Step 2: Convert to fraction form
    7,928,092.80/11,892,139.20 = 1,944,460.80/x
  3. Step 3: Cross multiply
    7,928,092.80x = 11,892,139.20 × 1,944,460.80
  4. Step 4: Simplify right side
    7,928,092.80x = 23,123,798,502,543.36
  5. Step 5: Solve for x
    x = 23,123,798,502,543.36/7,928,092.80
  6. Step 6: Final answer
    x = 2,916,691.20

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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.