Home / 6,219,912.29-9,334,072.21-2,176,435.13

Finding the Fourth Proportional to 6,219,912.29, 9,334,072.21 and 2,176,435.13

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Solution

The fourth proportional to 6,219,912.29, 9,334,072.21 and 2,176,435.13 is: 3,266,123.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,219,912.29 : 9,334,072.21 = 2,176,435.13 : x
  2. Step 2: Convert to fraction form
    6,219,912.29/9,334,072.21 = 2,176,435.13/x
  3. Step 3: Cross multiply
    6,219,912.29x = 9,334,072.21 × 2,176,435.13
  4. Step 4: Simplify right side
    6,219,912.29x = 20,315,002,712,837.76
  5. Step 5: Solve for x
    x = 20,315,002,712,837.76/6,219,912.29
  6. Step 6: Final answer
    x = 3,266,123.66

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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.