Home / 20,102,996.48-30,167,248.86-8,588,550.49

Finding the Fourth Proportional to 20,102,996.48, 30,167,248.86 and 8,588,550.49

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Solution

The fourth proportional to 20,102,996.48, 30,167,248.86 and 8,588,550.49 is: 12,888,274.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,102,996.48 : 30,167,248.86 = 8,588,550.49 : x
  2. Step 2: Convert to fraction form
    20,102,996.48/30,167,248.86 = 8,588,550.49/x
  3. Step 3: Cross multiply
    20,102,996.48x = 30,167,248.86 × 8,588,550.49
  4. Step 4: Simplify right side
    20,102,996.48x = 259,092,939,850,645.41
  5. Step 5: Solve for x
    x = 259,092,939,850,645.41/20,102,996.48
  6. Step 6: Final answer
    x = 12,888,274.65

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1.5x scale

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.