Home / 12,622,718.09-18,934,082.39-3,038,096.63

Finding the Fourth Proportional to 12,622,718.09, 18,934,082.39 and 3,038,096.63

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Solution

The fourth proportional to 12,622,718.09, 18,934,082.39 and 3,038,096.63 is: 4,557,146.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,622,718.09 : 18,934,082.39 = 3,038,096.63 : x
  2. Step 2: Convert to fraction form
    12,622,718.09/18,934,082.39 = 3,038,096.63/x
  3. Step 3: Cross multiply
    12,622,718.09x = 18,934,082.39 × 3,038,096.63
  4. Step 4: Simplify right side
    12,622,718.09x = 57,523,571,956,131.78
  5. Step 5: Solve for x
    x = 57,523,571,956,131.78/12,622,718.09
  6. Step 6: Final answer
    x = 4,557,146.21

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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.