Home / 11,890,397.76-16,408,199.78-6,733,796.22

Finding the Fourth Proportional to 11,890,397.76, 16,408,199.78 and 6,733,796.22

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Solution

The fourth proportional to 11,890,397.76, 16,408,199.78 and 6,733,796.22 is: 9,292,327.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,397.76 : 16,408,199.78 = 6,733,796.22 : x
  2. Step 2: Convert to fraction form
    11,890,397.76/16,408,199.78 = 6,733,796.22/x
  3. Step 3: Cross multiply
    11,890,397.76x = 16,408,199.78 × 6,733,796.22
  4. Step 4: Simplify right side
    11,890,397.76x = 110,489,473,655,568.83
  5. Step 5: Solve for x
    x = 110,489,473,655,568.83/11,890,397.76
  6. Step 6: Final answer
    x = 9,292,327.80

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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.