Home / 7,025,150.70-10,538,710.20-2,981,606.40

Finding the Fourth Proportional to 7,025,150.70, 10,538,710.20 and 2,981,606.40

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Solution

The fourth proportional to 7,025,150.70, 10,538,710.20 and 2,981,606.40 is: 4,472,827.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,025,150.70 : 10,538,710.20 = 2,981,606.40 : x
  2. Step 2: Convert to fraction form
    7,025,150.70/10,538,710.20 = 2,981,606.40/x
  3. Step 3: Cross multiply
    7,025,150.70x = 10,538,710.20 × 2,981,606.40
  4. Step 4: Simplify right side
    7,025,150.70x = 31,422,285,780,065.28
  5. Step 5: Solve for x
    x = 31,422,285,780,065.28/7,025,150.70
  6. Step 6: Final answer
    x = 4,472,827.29

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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.