Home / 8,479,143.89-11,704,262.21-5,041,376.72

Finding the Fourth Proportional to 8,479,143.89, 11,704,262.21 and 5,041,376.72

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Solution

The fourth proportional to 8,479,143.89, 11,704,262.21 and 5,041,376.72 is: 6,958,909.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,479,143.89 : 11,704,262.21 = 5,041,376.72 : x
  2. Step 2: Convert to fraction form
    8,479,143.89/11,704,262.21 = 5,041,376.72/x
  3. Step 3: Cross multiply
    8,479,143.89x = 11,704,262.21 × 5,041,376.72
  4. Step 4: Simplify right side
    8,479,143.89x = 59,005,595,037,695.45
  5. Step 5: Solve for x
    x = 59,005,595,037,695.45/8,479,143.89
  6. Step 6: Final answer
    x = 6,958,909.51

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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.