Home / 8,860,841.80-13,291,262.70-2,129,255.80

Finding the Fourth Proportional to 8,860,841.80, 13,291,262.70 and 2,129,255.80

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Solution

The fourth proportional to 8,860,841.80, 13,291,262.70 and 2,129,255.80 is: 3,193,883.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,860,841.80 : 13,291,262.70 = 2,129,255.80 : x
  2. Step 2: Convert to fraction form
    8,860,841.80/13,291,262.70 = 2,129,255.80/x
  3. Step 3: Cross multiply
    8,860,841.80x = 13,291,262.70 × 2,129,255.80
  4. Step 4: Simplify right side
    8,860,841.80x = 28,300,498,193,298.66
  5. Step 5: Solve for x
    x = 28,300,498,193,298.66/8,860,841.80
  6. Step 6: Final answer
    x = 3,193,883.70

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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.