Home / 9,121,150.26-12,571,846.92-6,915,282.59

Finding the Fourth Proportional to 9,121,150.26, 12,571,846.92 and 6,915,282.59

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Solution

The fourth proportional to 9,121,150.26, 12,571,846.92 and 6,915,282.59 is: 9,531,459.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,121,150.26 : 12,571,846.92 = 6,915,282.59 : x
  2. Step 2: Convert to fraction form
    9,121,150.26/12,571,846.92 = 6,915,282.59/x
  3. Step 3: Cross multiply
    9,121,150.26x = 12,571,846.92 × 6,915,282.59
  4. Step 4: Simplify right side
    9,121,150.26x = 86,937,874,161,450.75
  5. Step 5: Solve for x
    x = 86,937,874,161,450.75/9,121,150.26
  6. Step 6: Final answer
    x = 9,531,459.49

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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.