Home / 8,325,751.32-12,489,483.39-3,142,726.62

Finding the Fourth Proportional to 8,325,751.32, 12,489,483.39 and 3,142,726.62

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Solution

The fourth proportional to 8,325,751.32, 12,489,483.39 and 3,142,726.62 is: 4,714,413.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,325,751.32 : 12,489,483.39 = 3,142,726.62 : x
  2. Step 2: Convert to fraction form
    8,325,751.32/12,489,483.39 = 3,142,726.62/x
  3. Step 3: Cross multiply
    8,325,751.32x = 12,489,483.39 × 3,142,726.62
  4. Step 4: Simplify right side
    8,325,751.32x = 39,251,031,919,800.84
  5. Step 5: Solve for x
    x = 39,251,031,919,800.84/8,325,751.32
  6. Step 6: Final answer
    x = 4,714,413.20

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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.