Home / 14,947,793.30-20,627,954.57-8,072,274.76

Finding the Fourth Proportional to 14,947,793.30, 20,627,954.57 and 8,072,274.76

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Solution

The fourth proportional to 14,947,793.30, 20,627,954.57 and 8,072,274.76 is: 11,139,739.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,793.30 : 20,627,954.57 = 8,072,274.76 : x
  2. Step 2: Convert to fraction form
    14,947,793.30/20,627,954.57 = 8,072,274.76/x
  3. Step 3: Cross multiply
    14,947,793.30x = 20,627,954.57 × 8,072,274.76
  4. Step 4: Simplify right side
    14,947,793.30x = 166,514,516,882,336.50
  5. Step 5: Solve for x
    x = 166,514,516,882,336.50/14,947,793.30
  6. Step 6: Final answer
    x = 11,139,739.06

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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.