Home / 8,616,390.21-12,925,531.11-4,299,526.95

Finding the Fourth Proportional to 8,616,390.21, 12,925,531.11 and 4,299,526.95

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Solution

The fourth proportional to 8,616,390.21, 12,925,531.11 and 4,299,526.95 is: 6,449,762.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,616,390.21 : 12,925,531.11 = 4,299,526.95 : x
  2. Step 2: Convert to fraction form
    8,616,390.21/12,925,531.11 = 4,299,526.95/x
  3. Step 3: Cross multiply
    8,616,390.21x = 12,925,531.11 × 4,299,526.95
  4. Step 4: Simplify right side
    8,616,390.21x = 55,573,669,350,508.41
  5. Step 5: Solve for x
    x = 55,573,669,350,508.41/8,616,390.21
  6. Step 6: Final answer
    x = 6,449,762.37

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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.