Home / 10,603,286.50-15,875,297.44-5,728,127.25

Finding the Fourth Proportional to 10,603,286.50, 15,875,297.44 and 5,728,127.25

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Solution

The fourth proportional to 10,603,286.50, 15,875,297.44 and 5,728,127.25 is: 8,576,182.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,603,286.50 : 15,875,297.44 = 5,728,127.25 : x
  2. Step 2: Convert to fraction form
    10,603,286.50/15,875,297.44 = 5,728,127.25/x
  3. Step 3: Cross multiply
    10,603,286.50x = 15,875,297.44 × 5,728,127.25
  4. Step 4: Simplify right side
    10,603,286.50x = 90,935,723,853,598.92
  5. Step 5: Solve for x
    x = 90,935,723,853,598.92/10,603,286.50
  6. Step 6: Final answer
    x = 8,576,182.85

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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.