Home / 5,677,439.76-8,515,746.41-2,218,531.59

Finding the Fourth Proportional to 5,677,439.76, 8,515,746.41 and 2,218,531.59

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Solution

The fourth proportional to 5,677,439.76, 8,515,746.41 and 2,218,531.59 is: 3,327,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,677,439.76 : 8,515,746.41 = 2,218,531.59 : x
  2. Step 2: Convert to fraction form
    5,677,439.76/8,515,746.41 = 2,218,531.59/x
  3. Step 3: Cross multiply
    5,677,439.76x = 8,515,746.41 × 2,218,531.59
  4. Step 4: Simplify right side
    5,677,439.76x = 18,892,452,411,921.43
  5. Step 5: Solve for x
    x = 18,892,452,411,921.43/5,677,439.76
  6. Step 6: Final answer
    x = 3,327,635.91

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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.