Home / 5,147,931.39-7,104,010.07-2,824,816.77

Finding the Fourth Proportional to 5,147,931.39, 7,104,010.07 and 2,824,816.77

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Solution

The fourth proportional to 5,147,931.39, 7,104,010.07 and 2,824,816.77 is: 3,898,172.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,147,931.39 : 7,104,010.07 = 2,824,816.77 : x
  2. Step 2: Convert to fraction form
    5,147,931.39/7,104,010.07 = 2,824,816.77/x
  3. Step 3: Cross multiply
    5,147,931.39x = 7,104,010.07 × 2,824,816.77
  4. Step 4: Simplify right side
    5,147,931.39x = 20,067,526,765,860.79
  5. Step 5: Solve for x
    x = 20,067,526,765,860.79/5,147,931.39
  6. Step 6: Final answer
    x = 3,898,172.93

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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.