Home / 14,981,991.40-22,472,987.10-14,485,979.80

Finding the Fourth Proportional to 14,981,991.40, 22,472,987.10 and 14,485,979.80

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Solution

The fourth proportional to 14,981,991.40, 22,472,987.10 and 14,485,979.80 is: 21,728,969.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,981,991.40 : 22,472,987.10 = 14,485,979.80 : x
  2. Step 2: Convert to fraction form
    14,981,991.40/22,472,987.10 = 14,485,979.80/x
  3. Step 3: Cross multiply
    14,981,991.40x = 22,472,987.10 × 14,485,979.80
  4. Step 4: Simplify right side
    14,981,991.40x = 325,543,237,176,260.62
  5. Step 5: Solve for x
    x = 325,543,237,176,260.62/14,981,991.40
  6. Step 6: Final answer
    x = 21,728,969.70

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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.