Home / 13,743,026.72-20,613,781.92-5,653,955.24

Finding the Fourth Proportional to 13,743,026.72, 20,613,781.92 and 5,653,955.24

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Solution

The fourth proportional to 13,743,026.72, 20,613,781.92 and 5,653,955.24 is: 8,480,620.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,743,026.72 : 20,613,781.92 = 5,653,955.24 : x
  2. Step 2: Convert to fraction form
    13,743,026.72/20,613,781.92 = 5,653,955.24/x
  3. Step 3: Cross multiply
    13,743,026.72x = 20,613,781.92 × 5,653,955.24
  4. Step 4: Simplify right side
    13,743,026.72x = 116,549,400,302,801.28
  5. Step 5: Solve for x
    x = 116,549,400,302,801.28/13,743,026.72
  6. Step 6: Final answer
    x = 8,480,620.95

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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.