Home / 17,942,628.20-26,914,323.54-6,428,845.40

Finding the Fourth Proportional to 17,942,628.20, 26,914,323.54 and 6,428,845.40

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Solution

The fourth proportional to 17,942,628.20, 26,914,323.54 and 6,428,845.40 is: 9,643,404.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,942,628.20 : 26,914,323.54 = 6,428,845.40 : x
  2. Step 2: Convert to fraction form
    17,942,628.20/26,914,323.54 = 6,428,845.40/x
  3. Step 3: Cross multiply
    17,942,628.20x = 26,914,323.54 × 6,428,845.40
  4. Step 4: Simplify right side
    17,942,628.20x = 173,028,025,084,240.72
  5. Step 5: Solve for x
    x = 173,028,025,084,240.72/17,942,628.20
  6. Step 6: Final answer
    x = 9,643,404.70

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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.