Home / 11,890,400-16,408,202.88-6,733,798.46

Finding the Fourth Proportional to 11,890,400, 16,408,202.88 and 6,733,798.46

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Solution

The fourth proportional to 11,890,400, 16,408,202.88 and 6,733,798.46 is: 9,292,330.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,890,400 : 16,408,202.88 = 6,733,798.46 : x
  2. Step 2: Convert to fraction form
    11,890,400/16,408,202.88 = 6,733,798.46/x
  3. Step 3: Cross multiply
    11,890,400x = 16,408,202.88 × 6,733,798.46
  4. Step 4: Simplify right side
    11,890,400x = 110,489,531,284,711.56
  5. Step 5: Solve for x
    x = 110,489,531,284,711.56/11,890,400
  6. Step 6: Final answer
    x = 9,292,330.90

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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.