Home / 7,081,805.90-10,608,712.05-3,881,204.30

Finding the Fourth Proportional to 7,081,805.90, 10,608,712.05 and 3,881,204.30

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Solution

The fourth proportional to 7,081,805.90, 10,608,712.05 and 3,881,204.30 is: 5,814,135.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,081,805.90 : 10,608,712.05 = 3,881,204.30 : x
  2. Step 2: Convert to fraction form
    7,081,805.90/10,608,712.05 = 3,881,204.30/x
  3. Step 3: Cross multiply
    7,081,805.90x = 10,608,712.05 × 3,881,204.30
  4. Step 4: Simplify right side
    7,081,805.90x = 41,174,578,825,921.81
  5. Step 5: Solve for x
    x = 41,174,578,825,921.81/7,081,805.90
  6. Step 6: Final answer
    x = 5,814,135.46

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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.