Home / 7,251,187.80-10,876,781.70-6,803,290.20

Finding the Fourth Proportional to 7,251,187.80, 10,876,781.70 and 6,803,290.20

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Solution

The fourth proportional to 7,251,187.80, 10,876,781.70 and 6,803,290.20 is: 10,204,935.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,251,187.80 : 10,876,781.70 = 6,803,290.20 : x
  2. Step 2: Convert to fraction form
    7,251,187.80/10,876,781.70 = 6,803,290.20/x
  3. Step 3: Cross multiply
    7,251,187.80x = 10,876,781.70 × 6,803,290.20
  4. Step 4: Simplify right side
    7,251,187.80x = 73,997,902,347,149.34
  5. Step 5: Solve for x
    x = 73,997,902,347,149.34/7,251,187.80
  6. Step 6: Final answer
    x = 10,204,935.30

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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.