Home / 6,546,721.20-9,031,346.04-5,086,423.56

Finding the Fourth Proportional to 6,546,721.20, 9,031,346.04 and 5,086,423.56

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Solution

The fourth proportional to 6,546,721.20, 9,031,346.04 and 5,086,423.56 is: 7,016,833.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,546,721.20 : 9,031,346.04 = 5,086,423.56 : x
  2. Step 2: Convert to fraction form
    6,546,721.20/9,031,346.04 = 5,086,423.56/x
  3. Step 3: Cross multiply
    6,546,721.20x = 9,031,346.04 × 5,086,423.56
  4. Step 4: Simplify right side
    6,546,721.20x = 45,937,251,276,368.70
  5. Step 5: Solve for x
    x = 45,937,251,276,368.70/6,546,721.20
  6. Step 6: Final answer
    x = 7,016,833.29

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1.5x scale

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.