Home / 8,910,915.21-12,296,734.05-4,836,446.73

Finding the Fourth Proportional to 8,910,915.21, 12,296,734.05 and 4,836,446.73

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Solution

The fourth proportional to 8,910,915.21, 12,296,734.05 and 4,836,446.73 is: 6,674,117.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,910,915.21 : 12,296,734.05 = 4,836,446.73 : x
  2. Step 2: Convert to fraction form
    8,910,915.21/12,296,734.05 = 4,836,446.73/x
  3. Step 3: Cross multiply
    8,910,915.21x = 12,296,734.05 × 4,836,446.73
  4. Step 4: Simplify right side
    8,910,915.21x = 59,472,499,185,802.16
  5. Step 5: Solve for x
    x = 59,472,499,185,802.16/8,910,915.21
  6. Step 6: Final answer
    x = 6,674,117.95

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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.