Home / 33,226,720.80-49,786,426.80-18,806,906.40

Finding the Fourth Proportional to 33,226,720.80, 49,786,426.80 and 18,806,906.40

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Solution

The fourth proportional to 33,226,720.80, 49,786,426.80 and 18,806,906.40 is: 28,179,990.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,226,720.80 : 49,786,426.80 = 18,806,906.40 : x
  2. Step 2: Convert to fraction form
    33,226,720.80/49,786,426.80 = 18,806,906.40/x
  3. Step 3: Cross multiply
    33,226,720.80x = 49,786,426.80 × 18,806,906.40
  4. Step 4: Simplify right side
    33,226,720.80x = 936,328,668,818,051.38
  5. Step 5: Solve for x
    x = 936,328,668,818,051.38/33,226,720.80
  6. Step 6: Final answer
    x = 28,179,990.27

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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.