Home / 9,486,632.12-13,091,593.91-5,135,718.29

Finding the Fourth Proportional to 9,486,632.12, 13,091,593.91 and 5,135,718.29

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Solution

The fourth proportional to 9,486,632.12, 13,091,593.91 and 5,135,718.29 is: 7,087,313.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,486,632.12 : 13,091,593.91 = 5,135,718.29 : x
  2. Step 2: Convert to fraction form
    9,486,632.12/13,091,593.91 = 5,135,718.29/x
  3. Step 3: Cross multiply
    9,486,632.12x = 13,091,593.91 × 5,135,718.29
  4. Step 4: Simplify right side
    9,486,632.12x = 67,234,738,197,703.05
  5. Step 5: Solve for x
    x = 67,234,738,197,703.05/9,486,632.12
  6. Step 6: Final answer
    x = 7,087,313.75

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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.