Home / 14,257,914.11-19,675,903.20-7,731,532.61

Finding the Fourth Proportional to 14,257,914.11, 19,675,903.20 and 7,731,532.61

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Solution

The fourth proportional to 14,257,914.11, 19,675,903.20 and 7,731,532.61 is: 10,669,505.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,257,914.11 : 19,675,903.20 = 7,731,532.61 : x
  2. Step 2: Convert to fraction form
    14,257,914.11/19,675,903.20 = 7,731,532.61/x
  3. Step 3: Cross multiply
    14,257,914.11x = 19,675,903.20 × 7,731,532.61
  4. Step 4: Simplify right side
    14,257,914.11x = 152,124,887,222,003.34
  5. Step 5: Solve for x
    x = 152,124,887,222,003.34/14,257,914.11
  6. Step 6: Final answer
    x = 10,669,505.09

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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.