Home / 11,187,498.57-15,438,636.25-6,225,856.22

Finding the Fourth Proportional to 11,187,498.57, 15,438,636.25 and 6,225,856.22

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Solution

The fourth proportional to 11,187,498.57, 15,438,636.25 and 6,225,856.22 is: 8,591,619.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,187,498.57 : 15,438,636.25 = 6,225,856.22 : x
  2. Step 2: Convert to fraction form
    11,187,498.57/15,438,636.25 = 6,225,856.22/x
  3. Step 3: Cross multiply
    11,187,498.57x = 15,438,636.25 × 6,225,856.22
  4. Step 4: Simplify right side
    11,187,498.57x = 96,118,729,548,411.94
  5. Step 5: Solve for x
    x = 96,118,729,548,411.94/11,187,498.57
  6. Step 6: Final answer
    x = 8,591,619.38

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Double scale
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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.