Home / 12,622,132.98-18,921,213.63-4,096,507.14

Finding the Fourth Proportional to 12,622,132.98, 18,921,213.63 and 4,096,507.14

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Solution

The fourth proportional to 12,622,132.98, 18,921,213.63 and 4,096,507.14 is: 6,140,870.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622,132.98 : 18,921,213.63 = 4,096,507.14 : x
  2. Step 2: Convert to fraction form
    12,622,132.98/18,921,213.63 = 4,096,507.14/x
  3. Step 3: Cross multiply
    12,622,132.98x = 18,921,213.63 × 4,096,507.14
  4. Step 4: Simplify right side
    12,622,132.98x = 77,510,886,732,760.31
  5. Step 5: Solve for x
    x = 77,510,886,732,760.31/12,622,132.98
  6. Step 6: Final answer
    x = 6,140,870.71

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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.