Home / 63,812,218.86-95,698,251.27-20,671,413.12

Finding the Fourth Proportional to 63,812,218.86, 95,698,251.27 and 20,671,413.12

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Solution

The fourth proportional to 63,812,218.86, 95,698,251.27 and 20,671,413.12 is: 31,000,615.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,812,218.86 : 95,698,251.27 = 20,671,413.12 : x
  2. Step 2: Convert to fraction form
    63,812,218.86/95,698,251.27 = 20,671,413.12/x
  3. Step 3: Cross multiply
    63,812,218.86x = 95,698,251.27 × 20,671,413.12
  4. Step 4: Simplify right side
    63,812,218.86x = 1,978,218,086,863,734.75
  5. Step 5: Solve for x
    x = 1,978,218,086,863,734.75/63,812,218.86
  6. Step 6: Final answer
    x = 31,000,615.90

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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.