Home / 14,220,456.25-19,624,229.30-7,694,085.70

Finding the Fourth Proportional to 14,220,456.25, 19,624,229.30 and 7,694,085.70

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Solution

The fourth proportional to 14,220,456.25, 19,624,229.30 and 7,694,085.70 is: 10,617,838.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,220,456.25 : 19,624,229.30 = 7,694,085.70 : x
  2. Step 2: Convert to fraction form
    14,220,456.25/19,624,229.30 = 7,694,085.70/x
  3. Step 3: Cross multiply
    14,220,456.25x = 19,624,229.30 × 7,694,085.70
  4. Step 4: Simplify right side
    14,220,456.25x = 150,990,502,030,651.03
  5. Step 5: Solve for x
    x = 150,990,502,030,651.03/14,220,456.25
  6. Step 6: Final answer
    x = 10,617,838.09

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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.