Home / 14,947,793.80-20,627,955.26-8,072,275.26

Finding the Fourth Proportional to 14,947,793.80, 20,627,955.26 and 8,072,275.26

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Solution

The fourth proportional to 14,947,793.80, 20,627,955.26 and 8,072,275.26 is: 11,139,739.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947,793.80 : 20,627,955.26 = 8,072,275.26 : x
  2. Step 2: Convert to fraction form
    14,947,793.80/20,627,955.26 = 8,072,275.26/x
  3. Step 3: Cross multiply
    14,947,793.80x = 20,627,955.26 × 8,072,275.26
  4. Step 4: Simplify right side
    14,947,793.80x = 166,514,532,909,684.88
  5. Step 5: Solve for x
    x = 166,514,532,909,684.88/14,947,793.80
  6. Step 6: Final answer
    x = 11,139,739.76

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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.