Home / 21,839,655.54-30,138,886.26-12,050,463.09

Finding the Fourth Proportional to 21,839,655.54, 30,138,886.26 and 12,050,463.09

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Solution

The fourth proportional to 21,839,655.54, 30,138,886.26 and 12,050,463.09 is: 16,629,728.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,839,655.54 : 30,138,886.26 = 12,050,463.09 : x
  2. Step 2: Convert to fraction form
    21,839,655.54/30,138,886.26 = 12,050,463.09/x
  3. Step 3: Cross multiply
    21,839,655.54x = 30,138,886.26 × 12,050,463.09
  4. Step 4: Simplify right side
    21,839,655.54x = 363,187,536,449,838.19
  5. Step 5: Solve for x
    x = 363,187,536,449,838.19/21,839,655.54
  6. Step 6: Final answer
    x = 16,629,728.24

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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.