Home / 6,912,095.76-9,542,278.18-5,049,420.12

Finding the Fourth Proportional to 6,912,095.76, 9,542,278.18 and 5,049,420.12

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Solution

The fourth proportional to 6,912,095.76, 9,542,278.18 and 5,049,420.12 is: 6,970,819.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,095.76 : 9,542,278.18 = 5,049,420.12 : x
  2. Step 2: Convert to fraction form
    6,912,095.76/9,542,278.18 = 5,049,420.12/x
  3. Step 3: Cross multiply
    6,912,095.76x = 9,542,278.18 × 5,049,420.12
  4. Step 4: Simplify right side
    6,912,095.76x = 48,182,971,372,394.05
  5. Step 5: Solve for x
    x = 48,182,971,372,394.05/6,912,095.76
  6. Step 6: Final answer
    x = 6,970,819.42

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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.