Home / 7,021,193.27-10,532,150.73-1,972,897.43

Finding the Fourth Proportional to 7,021,193.27, 10,532,150.73 and 1,972,897.43

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Solution

The fourth proportional to 7,021,193.27, 10,532,150.73 and 1,972,897.43 is: 2,959,447.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,021,193.27 : 10,532,150.73 = 1,972,897.43 : x
  2. Step 2: Convert to fraction form
    7,021,193.27/10,532,150.73 = 1,972,897.43/x
  3. Step 3: Cross multiply
    7,021,193.27x = 10,532,150.73 × 1,972,897.43
  4. Step 4: Simplify right side
    7,021,193.27x = 20,778,853,054,928.87
  5. Step 5: Solve for x
    x = 20,778,853,054,928.87/7,021,193.27
  6. Step 6: Final answer
    x = 2,959,447.53

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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.