Home / 12,396,408.40-18,583,962.56-4,308,333.22

Finding the Fourth Proportional to 12,396,408.40, 18,583,962.56 and 4,308,333.22

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Solution

The fourth proportional to 12,396,408.40, 18,583,962.56 and 4,308,333.22 is: 6,458,798.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,396,408.40 : 18,583,962.56 = 4,308,333.22 : x
  2. Step 2: Convert to fraction form
    12,396,408.40/18,583,962.56 = 4,308,333.22/x
  3. Step 3: Cross multiply
    12,396,408.40x = 18,583,962.56 × 4,308,333.22
  4. Step 4: Simplify right side
    12,396,408.40x = 80,065,903,256,484.23
  5. Step 5: Solve for x
    x = 80,065,903,256,484.23/12,396,408.40
  6. Step 6: Final answer
    x = 6,458,798.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.