Home / 12,236,246.90-18,353,787.15-4,148,429.30

Finding the Fourth Proportional to 12,236,246.90, 18,353,787.15 and 4,148,429.30

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Solution

The fourth proportional to 12,236,246.90, 18,353,787.15 and 4,148,429.30 is: 6,222,446.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,236,246.90 : 18,353,787.15 = 4,148,429.30 : x
  2. Step 2: Convert to fraction form
    12,236,246.90/18,353,787.15 = 4,148,429.30/x
  3. Step 3: Cross multiply
    12,236,246.90x = 18,353,787.15 × 4,148,429.30
  4. Step 4: Simplify right side
    12,236,246.90x = 76,139,388,379,023.48
  5. Step 5: Solve for x
    x = 76,139,388,379,023.48/12,236,246.90
  6. Step 6: Final answer
    x = 6,222,446.23

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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.