Home / 11,375,801.76-15,698,661.96-6,219,163.56

Finding the Fourth Proportional to 11,375,801.76, 15,698,661.96 and 6,219,163.56

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Solution

The fourth proportional to 11,375,801.76, 15,698,661.96 and 6,219,163.56 is: 8,582,476.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,375,801.76 : 15,698,661.96 = 6,219,163.56 : x
  2. Step 2: Convert to fraction form
    11,375,801.76/15,698,661.96 = 6,219,163.56/x
  3. Step 3: Cross multiply
    11,375,801.76x = 15,698,661.96 × 6,219,163.56
  4. Step 4: Simplify right side
    11,375,801.76x = 97,632,546,402,390.17
  5. Step 5: Solve for x
    x = 97,632,546,402,390.17/11,375,801.76
  6. Step 6: Final answer
    x = 8,582,476.07

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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.