Home / 21,846,878.68-30,148,265.22-11,923,832.51

Finding the Fourth Proportional to 21,846,878.68, 30,148,265.22 and 11,923,832.51

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Solution

The fourth proportional to 21,846,878.68, 30,148,265.22 and 11,923,832.51 is: 16,454,655.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,846,878.68 : 30,148,265.22 = 11,923,832.51 : x
  2. Step 2: Convert to fraction form
    21,846,878.68/30,148,265.22 = 11,923,832.51/x
  3. Step 3: Cross multiply
    21,846,878.68x = 30,148,265.22 × 11,923,832.51
  4. Step 4: Simplify right side
    21,846,878.68x = 359,482,864,950,338.25
  5. Step 5: Solve for x
    x = 359,482,864,950,338.25/21,846,878.68
  6. Step 6: Final answer
    x = 16,454,655.62

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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.