Home / 21,548,494.47-29,737,554.39-11,759,570.76

Finding the Fourth Proportional to 21,548,494.47, 29,737,554.39 and 11,759,570.76

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Solution

The fourth proportional to 21,548,494.47, 29,737,554.39 and 11,759,570.76 is: 16,228,552.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,494.47 : 29,737,554.39 = 11,759,570.76 : x
  2. Step 2: Convert to fraction form
    21,548,494.47/29,737,554.39 = 11,759,570.76/x
  3. Step 3: Cross multiply
    21,548,494.47x = 29,737,554.39 × 11,759,570.76
  4. Step 4: Simplify right side
    21,548,494.47x = 349,700,875,078,553.62
  5. Step 5: Solve for x
    x = 349,700,875,078,553.62/21,548,494.47
  6. Step 6: Final answer
    x = 16,228,552.56

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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.