Home / 5,180,908.20-7,771,362.30-3,291,340.20

Finding the Fourth Proportional to 5,180,908.20, 7,771,362.30 and 3,291,340.20

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Solution

The fourth proportional to 5,180,908.20, 7,771,362.30 and 3,291,340.20 is: 4,937,010.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180,908.20 : 7,771,362.30 = 3,291,340.20 : x
  2. Step 2: Convert to fraction form
    5,180,908.20/7,771,362.30 = 3,291,340.20/x
  3. Step 3: Cross multiply
    5,180,908.20x = 7,771,362.30 × 3,291,340.20
  4. Step 4: Simplify right side
    5,180,908.20x = 25,578,197,146,754.46
  5. Step 5: Solve for x
    x = 25,578,197,146,754.46/5,180,908.20
  6. Step 6: Final answer
    x = 4,937,010.30

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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.