Home / 14,192,203.70-21,288,982.16-6,896,971.92

Finding the Fourth Proportional to 14,192,203.70, 21,288,982.16 and 6,896,971.92

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Solution

The fourth proportional to 14,192,203.70, 21,288,982.16 and 6,896,971.92 is: 10,345,786.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,192,203.70 : 21,288,982.16 = 6,896,971.92 : x
  2. Step 2: Convert to fraction form
    14,192,203.70/21,288,982.16 = 6,896,971.92/x
  3. Step 3: Cross multiply
    14,192,203.70x = 21,288,982.16 × 6,896,971.92
  4. Step 4: Simplify right side
    14,192,203.70x = 146,829,512,162,900.94
  5. Step 5: Solve for x
    x = 146,829,512,162,900.94/14,192,203.70
  6. Step 6: Final answer
    x = 10,345,786.69

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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.