Home / 14,111,999.55-21,167,999.33-5,135,385.15

Finding the Fourth Proportional to 14,111,999.55, 21,167,999.33 and 5,135,385.15

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Solution

The fourth proportional to 14,111,999.55, 21,167,999.33 and 5,135,385.15 is: 7,703,077.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,111,999.55 : 21,167,999.33 = 5,135,385.15 : x
  2. Step 2: Convert to fraction form
    14,111,999.55/21,167,999.33 = 5,135,385.15/x
  3. Step 3: Cross multiply
    14,111,999.55x = 21,167,999.33 × 5,135,385.15
  4. Step 4: Simplify right side
    14,111,999.55x = 108,705,829,388,815.03
  5. Step 5: Solve for x
    x = 108,705,829,388,815.03/14,111,999.55
  6. Step 6: Final answer
    x = 7,703,077.73

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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.