Home / 9,667,391.20-13,340,694.48-5,316,464.05

Finding the Fourth Proportional to 9,667,391.20, 13,340,694.48 and 5,316,464.05

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Solution

The fourth proportional to 9,667,391.20, 13,340,694.48 and 5,316,464.05 is: 7,336,552.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,667,391.20 : 13,340,694.48 = 5,316,464.05 : x
  2. Step 2: Convert to fraction form
    9,667,391.20/13,340,694.48 = 5,316,464.05/x
  3. Step 3: Cross multiply
    9,667,391.20x = 13,340,694.48 × 5,316,464.05
  4. Step 4: Simplify right side
    9,667,391.20x = 70,925,322,604,953.44
  5. Step 5: Solve for x
    x = 70,925,322,604,953.44/9,667,391.20
  6. Step 6: Final answer
    x = 7,336,552.45

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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.