Home / 16,860,781.25-25,291,237.48-4,081,265.45

Finding the Fourth Proportional to 16,860,781.25, 25,291,237.48 and 4,081,265.45

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Solution

The fourth proportional to 16,860,781.25, 25,291,237.48 and 4,081,265.45 is: 6,121,914.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,860,781.25 : 25,291,237.48 = 4,081,265.45 : x
  2. Step 2: Convert to fraction form
    16,860,781.25/25,291,237.48 = 4,081,265.45/x
  3. Step 3: Cross multiply
    16,860,781.25x = 25,291,237.48 × 4,081,265.45
  4. Step 4: Simplify right side
    16,860,781.25x = 103,220,253,578,209.70
  5. Step 5: Solve for x
    x = 103,220,253,578,209.70/16,860,781.25
  6. Step 6: Final answer
    x = 6,121,914.05

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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.