Home / 19,689,072.66-27,169,147.44-12,344,558.04

Finding the Fourth Proportional to 19,689,072.66, 27,169,147.44 and 12,344,558.04

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Solution

The fourth proportional to 19,689,072.66, 27,169,147.44 and 12,344,558.04 is: 17,034,378.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,689,072.66 : 27,169,147.44 = 12,344,558.04 : x
  2. Step 2: Convert to fraction form
    19,689,072.66/27,169,147.44 = 12,344,558.04/x
  3. Step 3: Cross multiply
    19,689,072.66x = 27,169,147.44 × 12,344,558.04
  4. Step 4: Simplify right side
    19,689,072.66x = 335,391,117,470,397.44
  5. Step 5: Solve for x
    x = 335,391,117,470,397.44/19,689,072.66
  6. Step 6: Final answer
    x = 17,034,378.57

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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.