Home / 14,719,766.78-22,078,385.34-8,961,005.76

Finding the Fourth Proportional to 14,719,766.78, 22,078,385.34 and 8,961,005.76

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Solution

The fourth proportional to 14,719,766.78, 22,078,385.34 and 8,961,005.76 is: 13,440,738.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,719,766.78 : 22,078,385.34 = 8,961,005.76 : x
  2. Step 2: Convert to fraction form
    14,719,766.78/22,078,385.34 = 8,961,005.76/x
  3. Step 3: Cross multiply
    14,719,766.78x = 22,078,385.34 × 8,961,005.76
  4. Step 4: Simplify right side
    14,719,766.78x = 197,844,538,203,239.56
  5. Step 5: Solve for x
    x = 197,844,538,203,239.56/14,719,766.78
  6. Step 6: Final answer
    x = 13,440,738.64

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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.