Home / 13,860,317.66-20,788,888.35-3,626,165.44

Finding the Fourth Proportional to 13,860,317.66, 20,788,888.35 and 3,626,165.44

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Solution

The fourth proportional to 13,860,317.66, 20,788,888.35 and 3,626,165.44 is: 5,438,832.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,860,317.66 : 20,788,888.35 = 3,626,165.44 : x
  2. Step 2: Convert to fraction form
    13,860,317.66/20,788,888.35 = 3,626,165.44/x
  3. Step 3: Cross multiply
    13,860,317.66x = 20,788,888.35 × 3,626,165.44
  4. Step 4: Simplify right side
    13,860,317.66x = 75,383,948,366,844.19
  5. Step 5: Solve for x
    x = 75,383,948,366,844.19/13,860,317.66
  6. Step 6: Final answer
    x = 5,438,832.66

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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.