Home / 6,901,982.40-10,352,876.40-3,115,459.20

Finding the Fourth Proportional to 6,901,982.40, 10,352,876.40 and 3,115,459.20

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Solution

The fourth proportional to 6,901,982.40, 10,352,876.40 and 3,115,459.20 is: 4,673,144.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,901,982.40 : 10,352,876.40 = 3,115,459.20 : x
  2. Step 2: Convert to fraction form
    6,901,982.40/10,352,876.40 = 3,115,459.20/x
  3. Step 3: Cross multiply
    6,901,982.40x = 10,352,876.40 × 3,115,459.20
  4. Step 4: Simplify right side
    6,901,982.40x = 32,253,964,026,842.88
  5. Step 5: Solve for x
    x = 32,253,964,026,842.88/6,901,982.40
  6. Step 6: Final answer
    x = 4,673,144.93

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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.