Home / 14,231,474.78-19,639,197.27-7,705,051.25

Finding the Fourth Proportional to 14,231,474.78, 19,639,197.27 and 7,705,051.25

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Solution

The fourth proportional to 14,231,474.78, 19,639,197.27 and 7,705,051.25 is: 10,632,841.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,474.78 : 19,639,197.27 = 7,705,051.25 : x
  2. Step 2: Convert to fraction form
    14,231,474.78/19,639,197.27 = 7,705,051.25/x
  3. Step 3: Cross multiply
    14,231,474.78x = 19,639,197.27 × 7,705,051.25
  4. Step 4: Simplify right side
    14,231,474.78x = 151,321,021,376,014.09
  5. Step 5: Solve for x
    x = 151,321,021,376,014.09/14,231,474.78
  6. Step 6: Final answer
    x = 10,632,841.91

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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.