Home / 9,107,509.06-12,568,374.75-5,239,952.65

Finding the Fourth Proportional to 9,107,509.06, 12,568,374.75 and 5,239,952.65

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Solution

The fourth proportional to 9,107,509.06, 12,568,374.75 and 5,239,952.65 is: 7,231,141.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,107,509.06 : 12,568,374.75 = 5,239,952.65 : x
  2. Step 2: Convert to fraction form
    9,107,509.06/12,568,374.75 = 5,239,952.65/x
  3. Step 3: Cross multiply
    9,107,509.06x = 12,568,374.75 × 5,239,952.65
  4. Step 4: Simplify right side
    9,107,509.06x = 65,857,688,577,455.59
  5. Step 5: Solve for x
    x = 65,857,688,577,455.59/9,107,509.06
  6. Step 6: Final answer
    x = 7,231,141.70

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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.