Home / 4,911,123.66-6,777,504.31-2,818,348.95

Finding the Fourth Proportional to 4,911,123.66, 6,777,504.31 and 2,818,348.95

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Solution

The fourth proportional to 4,911,123.66, 6,777,504.31 and 2,818,348.95 is: 3,889,409.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,911,123.66 : 6,777,504.31 = 2,818,348.95 : x
  2. Step 2: Convert to fraction form
    4,911,123.66/6,777,504.31 = 2,818,348.95/x
  3. Step 3: Cross multiply
    4,911,123.66x = 6,777,504.31 × 2,818,348.95
  4. Step 4: Simplify right side
    4,911,123.66x = 19,101,372,141,239.69
  5. Step 5: Solve for x
    x = 19,101,372,141,239.69/4,911,123.66
  6. Step 6: Final answer
    x = 3,889,409.73

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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.