Home / 14,481,835.23-21,731,722.83-8,419,419.93

Finding the Fourth Proportional to 14,481,835.23, 21,731,722.83 and 8,419,419.93

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Solution

The fourth proportional to 14,481,835.23, 21,731,722.83 and 8,419,419.93 is: 12,634,344.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,481,835.23 : 21,731,722.83 = 8,419,419.93 : x
  2. Step 2: Convert to fraction form
    14,481,835.23/21,731,722.83 = 8,419,419.93/x
  3. Step 3: Cross multiply
    14,481,835.23x = 21,731,722.83 × 8,419,419.93
  4. Step 4: Simplify right side
    14,481,835.23x = 182,968,500,308,137.97
  5. Step 5: Solve for x
    x = 182,968,500,308,137.97/14,481,835.23
  6. Step 6: Final answer
    x = 12,634,344.85

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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.