Home / 14,231,701.89-19,639,760.18-7,705,335.87

Finding the Fourth Proportional to 14,231,701.89, 19,639,760.18 and 7,705,335.87

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Solution

The fourth proportional to 14,231,701.89, 19,639,760.18 and 7,705,335.87 is: 10,633,369.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,701.89 : 19,639,760.18 = 7,705,335.87 : x
  2. Step 2: Convert to fraction form
    14,231,701.89/19,639,760.18 = 7,705,335.87/x
  3. Step 3: Cross multiply
    14,231,701.89x = 19,639,760.18 × 7,705,335.87
  4. Step 4: Simplify right side
    14,231,701.89x = 151,330,948,554,625
  5. Step 5: Solve for x
    x = 151,330,948,554,625/14,231,701.89
  6. Step 6: Final answer
    x = 10,633,369.76

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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.