Home / 6,523,965.40-9,785,948.10-5,180,272.60

Finding the Fourth Proportional to 6,523,965.40, 9,785,948.10 and 5,180,272.60

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Solution

The fourth proportional to 6,523,965.40, 9,785,948.10 and 5,180,272.60 is: 7,770,408.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,523,965.40 : 9,785,948.10 = 5,180,272.60 : x
  2. Step 2: Convert to fraction form
    6,523,965.40/9,785,948.10 = 5,180,272.60/x
  3. Step 3: Cross multiply
    6,523,965.40x = 9,785,948.10 × 5,180,272.60
  4. Step 4: Simplify right side
    6,523,965.40x = 50,693,878,807,452.05
  5. Step 5: Solve for x
    x = 50,693,878,807,452.05/6,523,965.40
  6. Step 6: Final answer
    x = 7,770,408.90

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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.