Home / 15,436,616.20-21,306,401.52-10,483,438.42

Finding the Fourth Proportional to 15,436,616.20, 21,306,401.52 and 10,483,438.42

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Solution

The fourth proportional to 15,436,616.20, 21,306,401.52 and 10,483,438.42 is: 14,469,774.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436,616.20 : 21,306,401.52 = 10,483,438.42 : x
  2. Step 2: Convert to fraction form
    15,436,616.20/21,306,401.52 = 10,483,438.42/x
  3. Step 3: Cross multiply
    15,436,616.20x = 21,306,401.52 × 10,483,438.42
  4. Step 4: Simplify right side
    15,436,616.20x = 223,364,348,286,714.41
  5. Step 5: Solve for x
    x = 223,364,348,286,714.41/15,436,616.20
  6. Step 6: Final answer
    x = 14,469,774.04

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1.5x scale

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.