Home / 10,193,861.31-14,064,361.92-5,782,860.90

Finding the Fourth Proportional to 10,193,861.31, 14,064,361.92 and 5,782,860.90

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Solution

The fourth proportional to 10,193,861.31, 14,064,361.92 and 5,782,860.90 is: 7,978,551.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,193,861.31 : 14,064,361.92 = 5,782,860.90 : x
  2. Step 2: Convert to fraction form
    10,193,861.31/14,064,361.92 = 5,782,860.90/x
  3. Step 3: Cross multiply
    10,193,861.31x = 14,064,361.92 × 5,782,860.90
  4. Step 4: Simplify right side
    10,193,861.31x = 81,332,248,630,616.94
  5. Step 5: Solve for x
    x = 81,332,248,630,616.94/10,193,861.31
  6. Step 6: Final answer
    x = 7,978,551.62

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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.