Home / 19,897,624.44-29,844,721.80-12,114,521.64

Finding the Fourth Proportional to 19,897,624.44, 29,844,721.80 and 12,114,521.64

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Solution

The fourth proportional to 19,897,624.44, 29,844,721.80 and 12,114,521.64 is: 18,170,738.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,897,624.44 : 29,844,721.80 = 12,114,521.64 : x
  2. Step 2: Convert to fraction form
    19,897,624.44/29,844,721.80 = 12,114,521.64/x
  3. Step 3: Cross multiply
    19,897,624.44x = 29,844,721.80 × 12,114,521.64
  4. Step 4: Simplify right side
    19,897,624.44x = 361,554,528,085,879.75
  5. Step 5: Solve for x
    x = 361,554,528,085,879.75/19,897,624.44
  6. Step 6: Final answer
    x = 18,170,738.38

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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.