Home / 51,330,141.05-77,004,922.39-20,627,110.49

Finding the Fourth Proportional to 51,330,141.05, 77,004,922.39 and 20,627,110.49

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Solution

The fourth proportional to 51,330,141.05, 77,004,922.39 and 20,627,110.49 is: 30,944,568.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,330,141.05 : 77,004,922.39 = 20,627,110.49 : x
  2. Step 2: Convert to fraction form
    51,330,141.05/77,004,922.39 = 20,627,110.49/x
  3. Step 3: Cross multiply
    51,330,141.05x = 77,004,922.39 × 20,627,110.49
  4. Step 4: Simplify right side
    51,330,141.05x = 1,588,389,041,975,812.50
  5. Step 5: Solve for x
    x = 1,588,389,041,975,812.50/51,330,141.05
  6. Step 6: Final answer
    x = 30,944,568.04

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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.