Home / 11,349,937.20-16,996,912.20-7,542,807.60

Finding the Fourth Proportional to 11,349,937.20, 16,996,912.20 and 7,542,807.60

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Solution

The fourth proportional to 11,349,937.20, 16,996,912.20 and 7,542,807.60 is: 11,295,607.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,349,937.20 : 16,996,912.20 = 7,542,807.60 : x
  2. Step 2: Convert to fraction form
    11,349,937.20/16,996,912.20 = 7,542,807.60/x
  3. Step 3: Cross multiply
    11,349,937.20x = 16,996,912.20 × 7,542,807.60
  4. Step 4: Simplify right side
    11,349,937.20x = 128,204,438,518,692.70
  5. Step 5: Solve for x
    x = 128,204,438,518,692.70/11,349,937.20
  6. Step 6: Final answer
    x = 11,295,607.74

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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.