Home / 23,017,542.90-31,761,947.74-12,703,601.70

Finding the Fourth Proportional to 23,017,542.90, 31,761,947.74 and 12,703,601.70

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Solution

The fourth proportional to 23,017,542.90, 31,761,947.74 and 12,703,601.70 is: 17,529,722.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,017,542.90 : 31,761,947.74 = 12,703,601.70 : x
  2. Step 2: Convert to fraction form
    23,017,542.90/31,761,947.74 = 12,703,601.70/x
  3. Step 3: Cross multiply
    23,017,542.90x = 31,761,947.74 × 12,703,601.70
  4. Step 4: Simplify right side
    23,017,542.90x = 403,491,133,305,175.12
  5. Step 5: Solve for x
    x = 403,491,133,305,175.12/23,017,542.90
  6. Step 6: Final answer
    x = 17,529,722.22

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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.