Home / 7,315,145.13-10,094,901.16-4,052,171.21

Finding the Fourth Proportional to 7,315,145.13, 10,094,901.16 and 4,052,171.21

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Solution

The fourth proportional to 7,315,145.13, 10,094,901.16 and 4,052,171.21 is: 5,591,996.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,315,145.13 : 10,094,901.16 = 4,052,171.21 : x
  2. Step 2: Convert to fraction form
    7,315,145.13/10,094,901.16 = 4,052,171.21/x
  3. Step 3: Cross multiply
    7,315,145.13x = 10,094,901.16 × 4,052,171.21
  4. Step 4: Simplify right side
    7,315,145.13x = 40,906,267,795,340.49
  5. Step 5: Solve for x
    x = 40,906,267,795,340.49/7,315,145.13
  6. Step 6: Final answer
    x = 5,591,996.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.