Home / 75,222,553.11-103,763,142.76-47,301,073.08

Finding the Fourth Proportional to 75,222,553.11, 103,763,142.76 and 47,301,073.08

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Solution

The fourth proportional to 75,222,553.11, 103,763,142.76 and 47,301,073.08 is: 65,247,825.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,222,553.11 : 103,763,142.76 = 47,301,073.08 : x
  2. Step 2: Convert to fraction form
    75,222,553.11/103,763,142.76 = 47,301,073.08/x
  3. Step 3: Cross multiply
    75,222,553.11x = 103,763,142.76 × 47,301,073.08
  4. Step 4: Simplify right side
    75,222,553.11x = 4,908,107,998,701,233
  5. Step 5: Solve for x
    x = 4,908,107,998,701,233/75,222,553.11
  6. Step 6: Final answer
    x = 65,247,825.23

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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.