Home / 37,902,413.57-52,305,330.76-20,498,758.70

Finding the Fourth Proportional to 37,902,413.57, 52,305,330.76 and 20,498,758.70

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Solution

The fourth proportional to 37,902,413.57, 52,305,330.76 and 20,498,758.70 is: 28,288,287.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,902,413.57 : 52,305,330.76 = 20,498,758.70 : x
  2. Step 2: Convert to fraction form
    37,902,413.57/52,305,330.76 = 20,498,758.70/x
  3. Step 3: Cross multiply
    37,902,413.57x = 52,305,330.76 × 20,498,758.70
  4. Step 4: Simplify right side
    37,902,413.57x = 1,072,194,353,660,154.12
  5. Step 5: Solve for x
    x = 1,072,194,353,660,154.12/37,902,413.57
  6. Step 6: Final answer
    x = 28,288,287.02

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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.