Home / 33,090,626.80-49,676,375.40-18,723,689.20

Finding the Fourth Proportional to 33,090,626.80, 49,676,375.40 and 18,723,689.20

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Solution

The fourth proportional to 33,090,626.80, 49,676,375.40 and 18,723,689.20 is: 28,108,413.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,090,626.80 : 49,676,375.40 = 18,723,689.20 : x
  2. Step 2: Convert to fraction form
    33,090,626.80/49,676,375.40 = 18,723,689.20/x
  3. Step 3: Cross multiply
    33,090,626.80x = 49,676,375.40 × 18,723,689.20
  4. Step 4: Simplify right side
    33,090,626.80x = 930,125,013,572,125.62
  5. Step 5: Solve for x
    x = 930,125,013,572,125.62/33,090,626.80
  6. Step 6: Final answer
    x = 28,108,413.27

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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.