Home / 18,377,340.48-27,572,148.96-8,140,809.60

Finding the Fourth Proportional to 18,377,340.48, 27,572,148.96 and 8,140,809.60

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Solution

The fourth proportional to 18,377,340.48, 27,572,148.96 and 8,140,809.60 is: 12,213,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,377,340.48 : 27,572,148.96 = 8,140,809.60 : x
  2. Step 2: Convert to fraction form
    18,377,340.48/27,572,148.96 = 8,140,809.60/x
  3. Step 3: Cross multiply
    18,377,340.48x = 27,572,148.96 × 8,140,809.60
  4. Step 4: Simplify right side
    18,377,340.48x = 224,459,614,946,198
  5. Step 5: Solve for x
    x = 224,459,614,946,198/18,377,340.48
  6. Step 6: Final answer
    x = 12,213,933.52

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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.