Home / 8,291,432.21-11,442,222.06-4,808,836.11

Finding the Fourth Proportional to 8,291,432.21, 11,442,222.06 and 4,808,836.11

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Solution

The fourth proportional to 8,291,432.21, 11,442,222.06 and 4,808,836.11 is: 6,636,220.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,291,432.21 : 11,442,222.06 = 4,808,836.11 : x
  2. Step 2: Convert to fraction form
    8,291,432.21/11,442,222.06 = 4,808,836.11/x
  3. Step 3: Cross multiply
    8,291,432.21x = 11,442,222.06 × 4,808,836.11
  4. Step 4: Simplify right side
    8,291,432.21x = 55,023,770,620,766.59
  5. Step 5: Solve for x
    x = 55,023,770,620,766.59/8,291,432.21
  6. Step 6: Final answer
    x = 6,636,220.29

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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.