Home / 8,582,342.88-12,861,544.14-6,449,930.40

Finding the Fourth Proportional to 8,582,342.88, 12,861,544.14 and 6,449,930.40

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Solution

The fourth proportional to 8,582,342.88, 12,861,544.14 and 6,449,930.40 is: 9,665,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,582,342.88 : 12,861,544.14 = 6,449,930.40 : x
  2. Step 2: Convert to fraction form
    8,582,342.88/12,861,544.14 = 6,449,930.40/x
  3. Step 3: Cross multiply
    8,582,342.88x = 12,861,544.14 × 6,449,930.40
  4. Step 4: Simplify right side
    8,582,342.88x = 82,956,064,539,527.86
  5. Step 5: Solve for x
    x = 82,956,064,539,527.86/8,582,342.88
  6. Step 6: Final answer
    x = 9,665,899.59

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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.