Home / 17,382,838.40-26,074,257.60-17,256,867.20

Finding the Fourth Proportional to 17,382,838.40, 26,074,257.60 and 17,256,867.20

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Solution

The fourth proportional to 17,382,838.40, 26,074,257.60 and 17,256,867.20 is: 25,885,300.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,382,838.40 : 26,074,257.60 = 17,256,867.20 : x
  2. Step 2: Convert to fraction form
    17,382,838.40/26,074,257.60 = 17,256,867.20/x
  3. Step 3: Cross multiply
    17,382,838.40x = 26,074,257.60 × 17,256,867.20
  4. Step 4: Simplify right side
    17,382,838.40x = 449,960,000,741,790.75
  5. Step 5: Solve for x
    x = 449,960,000,741,790.75/17,382,838.40
  6. Step 6: Final answer
    x = 25,885,300.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.