Home / 13,376,493.90-20,064,740.85-3,279,114.90

Finding the Fourth Proportional to 13,376,493.90, 20,064,740.85 and 3,279,114.90

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Solution

The fourth proportional to 13,376,493.90, 20,064,740.85 and 3,279,114.90 is: 4,918,672.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,493.90 : 20,064,740.85 = 3,279,114.90 : x
  2. Step 2: Convert to fraction form
    13,376,493.90/20,064,740.85 = 3,279,114.90/x
  3. Step 3: Cross multiply
    13,376,493.90x = 20,064,740.85 × 3,279,114.90
  4. Step 4: Simplify right side
    13,376,493.90x = 65,794,590,685,873.67
  5. Step 5: Solve for x
    x = 65,794,590,685,873.67/13,376,493.90
  6. Step 6: Final answer
    x = 4,918,672.35

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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.