Home / 18,153,493.02-27,235,572.57-5,374,330.38

Finding the Fourth Proportional to 18,153,493.02, 27,235,572.57 and 5,374,330.38

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Solution

The fourth proportional to 18,153,493.02, 27,235,572.57 and 5,374,330.38 is: 8,063,074.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,153,493.02 : 27,235,572.57 = 5,374,330.38 : x
  2. Step 2: Convert to fraction form
    18,153,493.02/27,235,572.57 = 5,374,330.38/x
  3. Step 3: Cross multiply
    18,153,493.02x = 27,235,572.57 × 5,374,330.38
  4. Step 4: Simplify right side
    18,153,493.02x = 146,372,965,079,645.69
  5. Step 5: Solve for x
    x = 146,372,965,079,645.69/18,153,493.02
  6. Step 6: Final answer
    x = 8,063,074.41

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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.