Home / 13,144,071.44-18,231,616.31-12,794,501.36

Finding the Fourth Proportional to 13,144,071.44, 18,231,616.31 and 12,794,501.36

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Solution

The fourth proportional to 13,144,071.44, 18,231,616.31 and 12,794,501.36 is: 17,746,741.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144,071.44 : 18,231,616.31 = 12,794,501.36 : x
  2. Step 2: Convert to fraction form
    13,144,071.44/18,231,616.31 = 12,794,501.36/x
  3. Step 3: Cross multiply
    13,144,071.44x = 18,231,616.31 × 12,794,501.36
  4. Step 4: Simplify right side
    13,144,071.44x = 233,264,439,673,293.16
  5. Step 5: Solve for x
    x = 233,264,439,673,293.16/13,144,071.44
  6. Step 6: Final answer
    x = 17,746,741.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.