Home / 20,554,749.51-30,822,035.15-10,167,967.73

Finding the Fourth Proportional to 20,554,749.51, 30,822,035.15 and 10,167,967.73

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Solution

The fourth proportional to 20,554,749.51, 30,822,035.15 and 10,167,967.73 is: 15,246,960.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,554,749.51 : 30,822,035.15 = 10,167,967.73 : x
  2. Step 2: Convert to fraction form
    20,554,749.51/30,822,035.15 = 10,167,967.73/x
  3. Step 3: Cross multiply
    20,554,749.51x = 30,822,035.15 × 10,167,967.73
  4. Step 4: Simplify right side
    20,554,749.51x = 313,397,458,880,600.69
  5. Step 5: Solve for x
    x = 313,397,458,880,600.69/20,554,749.51
  6. Step 6: Final answer
    x = 15,246,960.75

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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.