Home / 74,687,556-103,070,649.78-41,647,482.66

Finding the Fourth Proportional to 74,687,556, 103,070,649.78 and 41,647,482.66

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Solution

The fourth proportional to 74,687,556, 103,070,649.78 and 41,647,482.66 is: 57,474,542.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,687,556 : 103,070,649.78 = 41,647,482.66 : x
  2. Step 2: Convert to fraction form
    74,687,556/103,070,649.78 = 41,647,482.66/x
  3. Step 3: Cross multiply
    74,687,556x = 103,070,649.78 × 41,647,482.66
  4. Step 4: Simplify right side
    74,687,556x = 4,292,633,099,467,482.50
  5. Step 5: Solve for x
    x = 4,292,633,099,467,482.50/74,687,556
  6. Step 6: Final answer
    x = 57,474,542.34

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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.