Home / 7,161,957-10,743,231.96-2,113,267.50

Finding the Fourth Proportional to 7,161,957, 10,743,231.96 and 2,113,267.50

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Solution

The fourth proportional to 7,161,957, 10,743,231.96 and 2,113,267.50 is: 3,169,988.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,161,957 : 10,743,231.96 = 2,113,267.50 : x
  2. Step 2: Convert to fraction form
    7,161,957/10,743,231.96 = 2,113,267.50/x
  3. Step 3: Cross multiply
    7,161,957x = 10,743,231.96 × 2,113,267.50
  4. Step 4: Simplify right side
    7,161,957x = 22,703,322,946,029.30
  5. Step 5: Solve for x
    x = 22,703,322,946,029.30/7,161,957
  6. Step 6: Final answer
    x = 3,169,988.73

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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.