Home / 50,211,556.74-75,346,393.16-21,062,785.25

Finding the Fourth Proportional to 50,211,556.74, 75,346,393.16 and 21,062,785.25

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Solution

The fourth proportional to 50,211,556.74, 75,346,393.16 and 21,062,785.25 is: 31,606,367.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,211,556.74 : 75,346,393.16 = 21,062,785.25 : x
  2. Step 2: Convert to fraction form
    50,211,556.74/75,346,393.16 = 21,062,785.25/x
  3. Step 3: Cross multiply
    50,211,556.74x = 75,346,393.16 × 21,062,785.25
  4. Step 4: Simplify right side
    50,211,556.74x = 1,587,004,898,732,171.75
  5. Step 5: Solve for x
    x = 1,587,004,898,732,171.75/50,211,556.74
  6. Step 6: Final answer
    x = 31,606,367.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.