Home / 7,988,114.40-11,022,308.40-4,550,421.60

Finding the Fourth Proportional to 7,988,114.40, 11,022,308.40 and 4,550,421.60

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Solution

The fourth proportional to 7,988,114.40, 11,022,308.40 and 4,550,421.60 is: 6,278,847.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,988,114.40 : 11,022,308.40 = 4,550,421.60 : x
  2. Step 2: Convert to fraction form
    7,988,114.40/11,022,308.40 = 4,550,421.60/x
  3. Step 3: Cross multiply
    7,988,114.40x = 11,022,308.40 × 4,550,421.60
  4. Step 4: Simplify right side
    7,988,114.40x = 50,156,150,225,221.44
  5. Step 5: Solve for x
    x = 50,156,150,225,221.44/7,988,114.40
  6. Step 6: Final answer
    x = 6,278,847.26

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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.