Home / 74,008,658.80-110,851,315.08-30,746,692.72

Finding the Fourth Proportional to 74,008,658.80, 110,851,315.08 and 30,746,692.72

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Solution

The fourth proportional to 74,008,658.80, 110,851,315.08 and 30,746,692.72 is: 46,052,872.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,008,658.80 : 110,851,315.08 = 30,746,692.72 : x
  2. Step 2: Convert to fraction form
    74,008,658.80/110,851,315.08 = 30,746,692.72/x
  3. Step 3: Cross multiply
    74,008,658.80x = 110,851,315.08 × 30,746,692.72
  4. Step 4: Simplify right side
    74,008,658.80x = 3,408,311,322,372,662
  5. Step 5: Solve for x
    x = 3,408,311,322,372,662/74,008,658.80
  6. Step 6: Final answer
    x = 46,052,872.43

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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.