Home / 20,293,702.23-28,005,584.19-11,126,325.27

Finding the Fourth Proportional to 20,293,702.23, 28,005,584.19 and 11,126,325.27

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Solution

The fourth proportional to 20,293,702.23, 28,005,584.19 and 11,126,325.27 is: 15,354,479.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,293,702.23 : 28,005,584.19 = 11,126,325.27 : x
  2. Step 2: Convert to fraction form
    20,293,702.23/28,005,584.19 = 11,126,325.27/x
  3. Step 3: Cross multiply
    20,293,702.23x = 28,005,584.19 × 11,126,325.27
  4. Step 4: Simplify right side
    20,293,702.23x = 311,599,239,074,309.50
  5. Step 5: Solve for x
    x = 311,599,239,074,309.50/20,293,702.23
  6. Step 6: Final answer
    x = 15,354,479.71

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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.