Home / 8,581,413.20-12,872,119.80-2,597,781.20

Finding the Fourth Proportional to 8,581,413.20, 12,872,119.80 and 2,597,781.20

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Solution

The fourth proportional to 8,581,413.20, 12,872,119.80 and 2,597,781.20 is: 3,896,671.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,581,413.20 : 12,872,119.80 = 2,597,781.20 : x
  2. Step 2: Convert to fraction form
    8,581,413.20/12,872,119.80 = 2,597,781.20/x
  3. Step 3: Cross multiply
    8,581,413.20x = 12,872,119.80 × 2,597,781.20
  4. Step 4: Simplify right side
    8,581,413.20x = 33,438,950,820,587.77
  5. Step 5: Solve for x
    x = 33,438,950,820,587.77/8,581,413.20
  6. Step 6: Final answer
    x = 3,896,671.80

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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.