Home / 45,933,013.93-68,900,081.28-13,585,570.21

Finding the Fourth Proportional to 45,933,013.93, 68,900,081.28 and 13,585,570.21

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Solution

The fourth proportional to 45,933,013.93, 68,900,081.28 and 13,585,570.21 is: 20,378,521.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,933,013.93 : 68,900,081.28 = 13,585,570.21 : x
  2. Step 2: Convert to fraction form
    45,933,013.93/68,900,081.28 = 13,585,570.21/x
  3. Step 3: Cross multiply
    45,933,013.93x = 68,900,081.28 × 13,585,570.21
  4. Step 4: Simplify right side
    45,933,013.93x = 936,046,891,704,146.75
  5. Step 5: Solve for x
    x = 936,046,891,704,146.75/45,933,013.93
  6. Step 6: Final answer
    x = 20,378,521.06

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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.