Home / 71,082,377.42-106,627,554.58-19,960,410.38

Finding the Fourth Proportional to 71,082,377.42, 106,627,554.58 and 19,960,410.38

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Solution

The fourth proportional to 71,082,377.42, 106,627,554.58 and 19,960,410.38 is: 29,941,735.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,082,377.42 : 106,627,554.58 = 19,960,410.38 : x
  2. Step 2: Convert to fraction form
    71,082,377.42/106,627,554.58 = 19,960,410.38/x
  3. Step 3: Cross multiply
    71,082,377.42x = 106,627,554.58 × 19,960,410.38
  4. Step 4: Simplify right side
    71,082,377.42x = 2,128,329,747,232,648.50
  5. Step 5: Solve for x
    x = 2,128,329,747,232,648.50/71,082,377.42
  6. Step 6: Final answer
    x = 29,941,735.55

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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.