Home / 21,104,906.46-31,659,655.05-6,724,594.14

Finding the Fourth Proportional to 21,104,906.46, 31,659,655.05 and 6,724,594.14

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Solution

The fourth proportional to 21,104,906.46, 31,659,655.05 and 6,724,594.14 is: 10,087,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,104,906.46 : 31,659,655.05 = 6,724,594.14 : x
  2. Step 2: Convert to fraction form
    21,104,906.46/31,659,655.05 = 6,724,594.14/x
  3. Step 3: Cross multiply
    21,104,906.46x = 31,659,655.05 × 6,724,594.14
  4. Step 4: Simplify right side
    21,104,906.46x = 212,898,330,823,651.41
  5. Step 5: Solve for x
    x = 212,898,330,823,651.41/21,104,906.46
  6. Step 6: Final answer
    x = 10,087,622.57

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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.