Home / 7,127,744.27-10,692,683.30-2,579,857.11

Finding the Fourth Proportional to 7,127,744.27, 10,692,683.30 and 2,579,857.11

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Solution

The fourth proportional to 7,127,744.27, 10,692,683.30 and 2,579,857.11 is: 3,870,171.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,744.27 : 10,692,683.30 = 2,579,857.11 : x
  2. Step 2: Convert to fraction form
    7,127,744.27/10,692,683.30 = 2,579,857.11/x
  3. Step 3: Cross multiply
    7,127,744.27x = 10,692,683.30 × 2,579,857.11
  4. Step 4: Simplify right side
    7,127,744.27x = 27,585,595,023,583.98
  5. Step 5: Solve for x
    x = 27,585,595,023,583.98/7,127,744.27
  6. Step 6: Final answer
    x = 3,870,171.82

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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.