Home / 6,894,982.20-10,342,445.34-2,102,657.49

Finding the Fourth Proportional to 6,894,982.20, 10,342,445.34 and 2,102,657.49

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Solution

The fourth proportional to 6,894,982.20, 10,342,445.34 and 2,102,657.49 is: 3,153,977.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,894,982.20 : 10,342,445.34 = 2,102,657.49 : x
  2. Step 2: Convert to fraction form
    6,894,982.20/10,342,445.34 = 2,102,657.49/x
  3. Step 3: Cross multiply
    6,894,982.20x = 10,342,445.34 × 2,102,657.49
  4. Step 4: Simplify right side
    6,894,982.20x = 21,746,620,159,066.60
  5. Step 5: Solve for x
    x = 21,746,620,159,066.60/6,894,982.20
  6. Step 6: Final answer
    x = 3,153,977.71

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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.