Home / 7,912,199.27-10,919,292.58-4,427,507.62

Finding the Fourth Proportional to 7,912,199.27, 10,919,292.58 and 4,427,507.62

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Solution

The fourth proportional to 7,912,199.27, 10,919,292.58 and 4,427,507.62 is: 6,110,216.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,912,199.27 : 10,919,292.58 = 4,427,507.62 : x
  2. Step 2: Convert to fraction form
    7,912,199.27/10,919,292.58 = 4,427,507.62/x
  3. Step 3: Cross multiply
    7,912,199.27x = 10,919,292.58 × 4,427,507.62
  4. Step 4: Simplify right side
    7,912,199.27x = 48,345,251,122,142.96
  5. Step 5: Solve for x
    x = 48,345,251,122,142.96/7,912,199.27
  6. Step 6: Final answer
    x = 6,110,216.57

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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.