Home / 19,930,601.70-29,895,902.55-6,467,429.70

Finding the Fourth Proportional to 19,930,601.70, 29,895,902.55 and 6,467,429.70

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Solution

The fourth proportional to 19,930,601.70, 29,895,902.55 and 6,467,429.70 is: 9,701,144.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,930,601.70 : 29,895,902.55 = 6,467,429.70 : x
  2. Step 2: Convert to fraction form
    19,930,601.70/29,895,902.55 = 6,467,429.70/x
  3. Step 3: Cross multiply
    19,930,601.70x = 29,895,902.55 × 6,467,429.70
  4. Step 4: Simplify right side
    19,930,601.70x = 193,349,648,060,175.75
  5. Step 5: Solve for x
    x = 193,349,648,060,175.75/19,930,601.70
  6. Step 6: Final answer
    x = 9,701,144.55

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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.