Home / 9,301,584.54-12,836,335.92-5,115,434.88

Finding the Fourth Proportional to 9,301,584.54, 12,836,335.92 and 5,115,434.88

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Solution

The fourth proportional to 9,301,584.54, 12,836,335.92 and 5,115,434.88 is: 7,059,382.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301,584.54 : 12,836,335.92 = 5,115,434.88 : x
  2. Step 2: Convert to fraction form
    9,301,584.54/12,836,335.92 = 5,115,434.88/x
  3. Step 3: Cross multiply
    9,301,584.54x = 12,836,335.92 × 5,115,434.88
  4. Step 4: Simplify right side
    9,301,584.54x = 65,663,440,496,564.89
  5. Step 5: Solve for x
    x = 65,663,440,496,564.89/9,301,584.54
  6. Step 6: Final answer
    x = 7,059,382.22

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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.