Home / 16,105,555.68-22,226,586.48-9,231,182.88

Finding the Fourth Proportional to 16,105,555.68, 22,226,586.48 and 9,231,182.88

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Solution

The fourth proportional to 16,105,555.68, 22,226,586.48 and 9,231,182.88 is: 12,739,559.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,105,555.68 : 22,226,586.48 = 9,231,182.88 : x
  2. Step 2: Convert to fraction form
    16,105,555.68/22,226,586.48 = 9,231,182.88/x
  3. Step 3: Cross multiply
    16,105,555.68x = 22,226,586.48 × 9,231,182.88
  4. Step 4: Simplify right side
    16,105,555.68x = 205,177,684,595,015.50
  5. Step 5: Solve for x
    x = 205,177,684,595,015.50/16,105,555.68
  6. Step 6: Final answer
    x = 12,739,559.48

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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.