Home / 18,356,804.72-27,532,214.42-5,399,925.20

Finding the Fourth Proportional to 18,356,804.72, 27,532,214.42 and 5,399,925.20

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Solution

The fourth proportional to 18,356,804.72, 27,532,214.42 and 5,399,925.20 is: 8,099,007.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356,804.72 : 27,532,214.42 = 5,399,925.20 : x
  2. Step 2: Convert to fraction form
    18,356,804.72/27,532,214.42 = 5,399,925.20/x
  3. Step 3: Cross multiply
    18,356,804.72x = 27,532,214.42 × 5,399,925.20
  4. Step 4: Simplify right side
    18,356,804.72x = 148,671,898,458,361.41
  5. Step 5: Solve for x
    x = 148,671,898,458,361.41/18,356,804.72
  6. Step 6: Final answer
    x = 8,099,007.46

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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.