Home / 14,228,623.35-21,336,290.33-5,129,522.55

Finding the Fourth Proportional to 14,228,623.35, 21,336,290.33 and 5,129,522.55

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Solution

The fourth proportional to 14,228,623.35, 21,336,290.33 and 5,129,522.55 is: 7,691,888.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228,623.35 : 21,336,290.33 = 5,129,522.55 : x
  2. Step 2: Convert to fraction form
    14,228,623.35/21,336,290.33 = 5,129,522.55/x
  3. Step 3: Cross multiply
    14,228,623.35x = 21,336,290.33 × 5,129,522.55
  4. Step 4: Simplify right side
    14,228,623.35x = 109,444,982,355,434.33
  5. Step 5: Solve for x
    x = 109,444,982,355,434.33/14,228,623.35
  6. Step 6: Final answer
    x = 7,691,888.36

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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.