Home / 9,340,585.89-12,889,716.07-5,475,681.15

Finding the Fourth Proportional to 9,340,585.89, 12,889,716.07 and 5,475,681.15

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Solution

The fourth proportional to 9,340,585.89, 12,889,716.07 and 5,475,681.15 is: 7,556,268.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,340,585.89 : 12,889,716.07 = 5,475,681.15 : x
  2. Step 2: Convert to fraction form
    9,340,585.89/12,889,716.07 = 5,475,681.15/x
  3. Step 3: Cross multiply
    9,340,585.89x = 12,889,716.07 × 5,475,681.15
  4. Step 4: Simplify right side
    9,340,585.89x = 70,579,975,313,351.09
  5. Step 5: Solve for x
    x = 70,579,975,313,351.09/9,340,585.89
  6. Step 6: Final answer
    x = 7,556,268.54

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1.5x scale

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.