Home / 5,199,327.80-7,174,938.10-2,876,159.78

Finding the Fourth Proportional to 5,199,327.80, 7,174,938.10 and 2,876,159.78

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Solution

The fourth proportional to 5,199,327.80, 7,174,938.10 and 2,876,159.78 is: 3,969,026.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,199,327.80 : 7,174,938.10 = 2,876,159.78 : x
  2. Step 2: Convert to fraction form
    5,199,327.80/7,174,938.10 = 2,876,159.78/x
  3. Step 3: Cross multiply
    5,199,327.80x = 7,174,938.10 × 2,876,159.78
  4. Step 4: Simplify right side
    5,199,327.80x = 20,636,268,387,209.62
  5. Step 5: Solve for x
    x = 20,636,268,387,209.62/5,199,327.80
  6. Step 6: Final answer
    x = 3,969,026.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.