Home / 21,923,843.40-32,838,525.90-18,144,707.40

Finding the Fourth Proportional to 21,923,843.40, 32,838,525.90 and 18,144,707.40

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Solution

The fourth proportional to 21,923,843.40, 32,838,525.90 and 18,144,707.40 is: 27,177,964.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,923,843.40 : 32,838,525.90 = 18,144,707.40 : x
  2. Step 2: Convert to fraction form
    21,923,843.40/32,838,525.90 = 18,144,707.40/x
  3. Step 3: Cross multiply
    21,923,843.40x = 32,838,525.90 × 18,144,707.40
  4. Step 4: Simplify right side
    21,923,843.40x = 595,845,443,902,821.62
  5. Step 5: Solve for x
    x = 595,845,443,902,821.62/21,923,843.40
  6. Step 6: Final answer
    x = 27,177,964.79

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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.