Home / 72,074,951.73-99,463,401.97-39,035,202.39

Finding the Fourth Proportional to 72,074,951.73, 99,463,401.97 and 39,035,202.39

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Solution

The fourth proportional to 72,074,951.73, 99,463,401.97 and 39,035,202.39 is: 53,868,562.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,074,951.73 : 99,463,401.97 = 39,035,202.39 : x
  2. Step 2: Convert to fraction form
    72,074,951.73/99,463,401.97 = 39,035,202.39/x
  3. Step 3: Cross multiply
    72,074,951.73x = 99,463,401.97 × 39,035,202.39
  4. Step 4: Simplify right side
    72,074,951.73x = 3,882,574,026,199,287
  5. Step 5: Solve for x
    x = 3,882,574,026,199,287/72,074,951.73
  6. Step 6: Final answer
    x = 53,868,562.28

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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.