Home / 13,612,226.10-20,418,339.15-12,352,514.10

Finding the Fourth Proportional to 13,612,226.10, 20,418,339.15 and 12,352,514.10

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Solution

The fourth proportional to 13,612,226.10, 20,418,339.15 and 12,352,514.10 is: 18,528,771.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,612,226.10 : 20,418,339.15 = 12,352,514.10 : x
  2. Step 2: Convert to fraction form
    13,612,226.10/20,418,339.15 = 12,352,514.10/x
  3. Step 3: Cross multiply
    13,612,226.10x = 20,418,339.15 × 12,352,514.10
  4. Step 4: Simplify right side
    13,612,226.10x = 252,217,822,248,957
  5. Step 5: Solve for x
    x = 252,217,822,248,957/13,612,226.10
  6. Step 6: Final answer
    x = 18,528,771.15

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1.5x scale

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.