Home / 12,422,726.80-18,592,099.80-10,911,072.40

Finding the Fourth Proportional to 12,422,726.80, 18,592,099.80 and 10,911,072.40

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Solution

The fourth proportional to 12,422,726.80, 18,592,099.80 and 10,911,072.40 is: 16,329,727.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,422,726.80 : 18,592,099.80 = 10,911,072.40 : x
  2. Step 2: Convert to fraction form
    12,422,726.80/18,592,099.80 = 10,911,072.40/x
  3. Step 3: Cross multiply
    12,422,726.80x = 18,592,099.80 × 10,911,072.40
  4. Step 4: Simplify right side
    12,422,726.80x = 202,859,746,985,825.53
  5. Step 5: Solve for x
    x = 202,859,746,985,825.53/12,422,726.80
  6. Step 6: Final answer
    x = 16,329,727.78

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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.