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Finding the Fourth Proportional to 6,912,002.55, 10,368,003.83 and 6,912,002.55

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Solution

The fourth proportional to 6,912,002.55, 10,368,003.83 and 6,912,002.55 is: 10,368,003.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,912,002.55 : 10,368,003.83 = 6,912,002.55 : x
  2. Step 2: Convert to fraction form
    6,912,002.55/10,368,003.83 = 6,912,002.55/x
  3. Step 3: Cross multiply
    6,912,002.55x = 10,368,003.83 × 6,912,002.55
  4. Step 4: Simplify right side
    6,912,002.55x = 71,663,668,876,809.75
  5. Step 5: Solve for x
    x = 71,663,668,876,809.75/6,912,002.55
  6. Step 6: Final answer
    x = 10,368,003.83

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1.5x scale

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.