Home / 7,253,855.10-10,010,385-3,946,221.38

Finding the Fourth Proportional to 7,253,855.10, 10,010,385 and 3,946,221.38

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Solution

The fourth proportional to 7,253,855.10, 10,010,385 and 3,946,221.38 is: 5,445,820.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,253,855.10 : 10,010,385 = 3,946,221.38 : x
  2. Step 2: Convert to fraction form
    7,253,855.10/10,010,385 = 3,946,221.38/x
  3. Step 3: Cross multiply
    7,253,855.10x = 10,010,385 × 3,946,221.38
  4. Step 4: Simplify right side
    7,253,855.10x = 39,503,195,334,057.26
  5. Step 5: Solve for x
    x = 39,503,195,334,057.26/7,253,855.10
  6. Step 6: Final answer
    x = 5,445,820.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.