Home / 20,242,552.11-27,905,667.45-14,431,244.79

Finding the Fourth Proportional to 20,242,552.11, 27,905,667.45 and 14,431,244.79

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Solution

The fourth proportional to 20,242,552.11, 27,905,667.45 and 14,431,244.79 is: 19,894,404.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,242,552.11 : 27,905,667.45 = 14,431,244.79 : x
  2. Step 2: Convert to fraction form
    20,242,552.11/27,905,667.45 = 14,431,244.79/x
  3. Step 3: Cross multiply
    20,242,552.11x = 27,905,667.45 × 14,431,244.79
  4. Step 4: Simplify right side
    20,242,552.11x = 402,713,517,999,285.06
  5. Step 5: Solve for x
    x = 402,713,517,999,285.06/20,242,552.11
  6. Step 6: Final answer
    x = 19,894,404.41

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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.