Home / 29,122,874.70-43,747,297.65-20,619,818.70

Finding the Fourth Proportional to 29,122,874.70, 43,747,297.65 and 20,619,818.70

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Solution

The fourth proportional to 29,122,874.70, 43,747,297.65 and 20,619,818.70 is: 30,974,323.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122,874.70 : 43,747,297.65 = 20,619,818.70 : x
  2. Step 2: Convert to fraction form
    29,122,874.70/43,747,297.65 = 20,619,818.70/x
  3. Step 3: Cross multiply
    29,122,874.70x = 43,747,297.65 × 20,619,818.70
  4. Step 4: Simplify right side
    29,122,874.70x = 902,061,346,157,936
  5. Step 5: Solve for x
    x = 902,061,346,157,936/29,122,874.70
  6. Step 6: Final answer
    x = 30,974,323.64

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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.