Home / 5,177,691.84-7,766,537.53-4,918,787.35

Finding the Fourth Proportional to 5,177,691.84, 7,766,537.53 and 4,918,787.35

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Solution

The fourth proportional to 5,177,691.84, 7,766,537.53 and 4,918,787.35 is: 7,378,180.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,177,691.84 : 7,766,537.53 = 4,918,787.35 : x
  2. Step 2: Convert to fraction form
    5,177,691.84/7,766,537.53 = 4,918,787.35/x
  3. Step 3: Cross multiply
    5,177,691.84x = 7,766,537.53 × 4,918,787.35
  4. Step 4: Simplify right side
    5,177,691.84x = 38,201,946,555,864.24
  5. Step 5: Solve for x
    x = 38,201,946,555,864.24/5,177,691.84
  6. Step 6: Final answer
    x = 7,378,180.81

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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.