Home / 12,516,073.20-18,746,116.20-12,236,137.20

Finding the Fourth Proportional to 12,516,073.20, 18,746,116.20 and 12,236,137.20

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Solution

The fourth proportional to 12,516,073.20, 18,746,116.20 and 12,236,137.20 is: 18,326,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,516,073.20 : 18,746,116.20 = 12,236,137.20 : x
  2. Step 2: Convert to fraction form
    12,516,073.20/18,746,116.20 = 12,236,137.20/x
  3. Step 3: Cross multiply
    12,516,073.20x = 18,746,116.20 × 12,236,137.20
  4. Step 4: Simplify right side
    12,516,073.20x = 229,380,049,790,342.62
  5. Step 5: Solve for x
    x = 229,380,049,790,342.62/12,516,073.20
  6. Step 6: Final answer
    x = 18,326,838.31

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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.