Home / 21,548,381.28-29,737,394.20-11,759,456.02

Finding the Fourth Proportional to 21,548,381.28, 29,737,394.20 and 11,759,456.02

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Solution

The fourth proportional to 21,548,381.28, 29,737,394.20 and 11,759,456.02 is: 16,228,392.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,548,381.28 : 29,737,394.20 = 11,759,456.02 : x
  2. Step 2: Convert to fraction form
    21,548,381.28/29,737,394.20 = 11,759,456.02/x
  3. Step 3: Cross multiply
    21,548,381.28x = 29,737,394.20 × 11,759,456.02
  4. Step 4: Simplify right side
    21,548,381.28x = 349,695,579,244,303.06
  5. Step 5: Solve for x
    x = 349,695,579,244,303.06/21,548,381.28
  6. Step 6: Final answer
    x = 16,228,392.04

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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.