Home / 8,431,371.84-12,646,206.62-5,716,351.86

Finding the Fourth Proportional to 8,431,371.84, 12,646,206.62 and 5,716,351.86

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Solution

The fourth proportional to 8,431,371.84, 12,646,206.62 and 5,716,351.86 is: 8,573,950.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,431,371.84 : 12,646,206.62 = 5,716,351.86 : x
  2. Step 2: Convert to fraction form
    8,431,371.84/12,646,206.62 = 5,716,351.86/x
  3. Step 3: Cross multiply
    8,431,371.84x = 12,646,206.62 × 5,716,351.86
  4. Step 4: Simplify right side
    8,431,371.84x = 72,290,166,705,599.56
  5. Step 5: Solve for x
    x = 72,290,166,705,599.56/8,431,371.84
  6. Step 6: Final answer
    x = 8,573,950.73

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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.