Home / 11,148,939.20-16,723,408.80-3,576,670.40

Finding the Fourth Proportional to 11,148,939.20, 16,723,408.80 and 3,576,670.40

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Solution

The fourth proportional to 11,148,939.20, 16,723,408.80 and 3,576,670.40 is: 5,365,005.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,148,939.20 : 16,723,408.80 = 3,576,670.40 : x
  2. Step 2: Convert to fraction form
    11,148,939.20/16,723,408.80 = 3,576,670.40/x
  3. Step 3: Cross multiply
    11,148,939.20x = 16,723,408.80 × 3,576,670.40
  4. Step 4: Simplify right side
    11,148,939.20x = 59,814,121,242,059.52
  5. Step 5: Solve for x
    x = 59,814,121,242,059.52/11,148,939.20
  6. Step 6: Final answer
    x = 5,365,005.60

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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.