Home / 31,280,551.34-43,151,821.18-27,144,777.74

Finding the Fourth Proportional to 31,280,551.34, 43,151,821.18 and 27,144,777.74

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Solution

The fourth proportional to 31,280,551.34, 43,151,821.18 and 27,144,777.74 is: 37,446,481.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,280,551.34 : 43,151,821.18 = 27,144,777.74 : x
  2. Step 2: Convert to fraction form
    31,280,551.34/43,151,821.18 = 27,144,777.74/x
  3. Step 3: Cross multiply
    31,280,551.34x = 43,151,821.18 × 27,144,777.74
  4. Step 4: Simplify right side
    31,280,551.34x = 1,171,346,595,007,324.50
  5. Step 5: Solve for x
    x = 1,171,346,595,007,324.50/31,280,551.34
  6. Step 6: Final answer
    x = 37,446,481.75

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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.