Home / 14,268,865.80-21,367,869.30-11,434,513.80

Finding the Fourth Proportional to 14,268,865.80, 21,367,869.30 and 11,434,513.80

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Solution

The fourth proportional to 14,268,865.80, 21,367,869.30 and 11,434,513.80 is: 17,123,378.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,268,865.80 : 21,367,869.30 = 11,434,513.80 : x
  2. Step 2: Convert to fraction form
    14,268,865.80/21,367,869.30 = 11,434,513.80/x
  3. Step 3: Cross multiply
    14,268,865.80x = 21,367,869.30 × 11,434,513.80
  4. Step 4: Simplify right side
    14,268,865.80x = 244,331,196,387,446.38
  5. Step 5: Solve for x
    x = 244,331,196,387,446.38/14,268,865.80
  6. Step 6: Final answer
    x = 17,123,378.96

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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.