Home / 15,840,141.74-21,859,404.57-8,596,797.74

Finding the Fourth Proportional to 15,840,141.74, 21,859,404.57 and 8,596,797.74

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Solution

The fourth proportional to 15,840,141.74, 21,859,404.57 and 8,596,797.74 is: 11,863,585.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,840,141.74 : 21,859,404.57 = 8,596,797.74 : x
  2. Step 2: Convert to fraction form
    15,840,141.74/21,859,404.57 = 8,596,797.74/x
  3. Step 3: Cross multiply
    15,840,141.74x = 21,859,404.57 × 8,596,797.74
  4. Step 4: Simplify right side
    15,840,141.74x = 187,920,879,805,121.69
  5. Step 5: Solve for x
    x = 187,920,879,805,121.69/15,840,141.74
  6. Step 6: Final answer
    x = 11,863,585.75

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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.