Home / 50,910,320.80-70,258,556.24-30,003,235.84

Finding the Fourth Proportional to 50,910,320.80, 70,258,556.24 and 30,003,235.84

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Solution

The fourth proportional to 50,910,320.80, 70,258,556.24 and 30,003,235.84 is: 41,405,828.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,910,320.80 : 70,258,556.24 = 30,003,235.84 : x
  2. Step 2: Convert to fraction form
    50,910,320.80/70,258,556.24 = 30,003,235.84/x
  3. Step 3: Cross multiply
    50,910,320.80x = 70,258,556.24 × 30,003,235.84
  4. Step 4: Simplify right side
    50,910,320.80x = 2,107,984,032,646,623.50
  5. Step 5: Solve for x
    x = 2,107,984,032,646,623.50/50,910,320.80
  6. Step 6: Final answer
    x = 41,405,828.91

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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.