Home / 15,436,617.20-21,306,402.90-10,483,439.42

Finding the Fourth Proportional to 15,436,617.20, 21,306,402.90 and 10,483,439.42

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Solution

The fourth proportional to 15,436,617.20, 21,306,402.90 and 10,483,439.42 is: 14,469,775.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,436,617.20 : 21,306,402.90 = 10,483,439.42 : x
  2. Step 2: Convert to fraction form
    15,436,617.20/21,306,402.90 = 10,483,439.42/x
  3. Step 3: Cross multiply
    15,436,617.20x = 21,306,402.90 × 10,483,439.42
  4. Step 4: Simplify right side
    15,436,617.20x = 223,364,384,060,262.31
  5. Step 5: Solve for x
    x = 223,364,384,060,262.31/15,436,617.20
  6. Step 6: Final answer
    x = 14,469,775.42

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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.