Home / 7,028,942.82-10,543,876.85-1,841,679.36

Finding the Fourth Proportional to 7,028,942.82, 10,543,876.85 and 1,841,679.36

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Solution

The fourth proportional to 7,028,942.82, 10,543,876.85 and 1,841,679.36 is: 2,762,640.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,028,942.82 : 10,543,876.85 = 1,841,679.36 : x
  2. Step 2: Convert to fraction form
    7,028,942.82/10,543,876.85 = 1,841,679.36/x
  3. Step 3: Cross multiply
    7,028,942.82x = 10,543,876.85 × 1,841,679.36
  4. Step 4: Simplify right side
    7,028,942.82x = 19,418,440,359,818.42
  5. Step 5: Solve for x
    x = 19,418,440,359,818.42/7,028,942.82
  6. Step 6: Final answer
    x = 2,762,640.25

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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.