Home / 30,733,408.80-42,414,521.84-17,503,145.13

Finding the Fourth Proportional to 30,733,408.80, 42,414,521.84 and 17,503,145.13

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Solution

The fourth proportional to 30,733,408.80, 42,414,521.84 and 17,503,145.13 is: 24,155,717.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733,408.80 : 42,414,521.84 = 17,503,145.13 : x
  2. Step 2: Convert to fraction form
    30,733,408.80/42,414,521.84 = 17,503,145.13/x
  3. Step 3: Cross multiply
    30,733,408.80x = 42,414,521.84 × 17,503,145.13
  4. Step 4: Simplify right side
    30,733,408.80x = 742,387,531,297,558.88
  5. Step 5: Solve for x
    x = 742,387,531,297,558.88/30,733,408.80
  6. Step 6: Final answer
    x = 24,155,717.19

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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.