Home / 18,417,523.71-27,621,573.17-5,460,644.64

Finding the Fourth Proportional to 18,417,523.71, 27,621,573.17 and 5,460,644.64

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Solution

The fourth proportional to 18,417,523.71, 27,621,573.17 and 5,460,644.64 is: 8,189,569.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,417,523.71 : 27,621,573.17 = 5,460,644.64 : x
  2. Step 2: Convert to fraction form
    18,417,523.71/27,621,573.17 = 5,460,644.64/x
  3. Step 3: Cross multiply
    18,417,523.71x = 27,621,573.17 × 5,460,644.64
  4. Step 4: Simplify right side
    18,417,523.71x = 150,831,595,451,825.06
  5. Step 5: Solve for x
    x = 150,831,595,451,825.06/18,417,523.71
  6. Step 6: Final answer
    x = 8,189,569.77

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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.