Home / 11,945,867.34-16,484,772.20-6,719,311.56

Finding the Fourth Proportional to 11,945,867.34, 16,484,772.20 and 6,719,311.56

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Solution

The fourth proportional to 11,945,867.34, 16,484,772.20 and 6,719,311.56 is: 9,272,354.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,945,867.34 : 16,484,772.20 = 6,719,311.56 : x
  2. Step 2: Convert to fraction form
    11,945,867.34/16,484,772.20 = 6,719,311.56/x
  3. Step 3: Cross multiply
    11,945,867.34x = 16,484,772.20 × 6,719,311.56
  4. Step 4: Simplify right side
    11,945,867.34x = 110,766,320,373,830.06
  5. Step 5: Solve for x
    x = 110,766,320,373,830.06/11,945,867.34
  6. Step 6: Final answer
    x = 9,272,354.80

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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.