Home / 77,010,364.50-106,274,395.07-41,728,144.13

Finding the Fourth Proportional to 77,010,364.50, 106,274,395.07 and 41,728,144.13

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Solution

The fourth proportional to 77,010,364.50, 106,274,395.07 and 41,728,144.13 is: 57,584,888.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,010,364.50 : 106,274,395.07 = 41,728,144.13 : x
  2. Step 2: Convert to fraction form
    77,010,364.50/106,274,395.07 = 41,728,144.13/x
  3. Step 3: Cross multiply
    77,010,364.50x = 106,274,395.07 × 41,728,144.13
  4. Step 4: Simplify right side
    77,010,364.50x = 4,434,633,274,809,521.50
  5. Step 5: Solve for x
    x = 4,434,633,274,809,521.50/77,010,364.50
  6. Step 6: Final answer
    x = 57,584,888.78

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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.