Home / 18,306,473-25,262,932.80-10,159,022.12

Finding the Fourth Proportional to 18,306,473, 25,262,932.80 and 10,159,022.12

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Solution

The fourth proportional to 18,306,473, 25,262,932.80 and 10,159,022.12 is: 14,019,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,306,473 : 25,262,932.80 = 10,159,022.12 : x
  2. Step 2: Convert to fraction form
    18,306,473/25,262,932.80 = 10,159,022.12/x
  3. Step 3: Cross multiply
    18,306,473x = 25,262,932.80 × 10,159,022.12
  4. Step 4: Simplify right side
    18,306,473x = 256,646,693,131,273.53
  5. Step 5: Solve for x
    x = 256,646,693,131,273.53/18,306,473
  6. Step 6: Final answer
    x = 14,019,450.56

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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.