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Finding the Fourth Proportional to 17,006,590.80, 25,572,871.80 and 14,235,224.40

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Solution

The fourth proportional to 17,006,590.80, 25,572,871.80 and 14,235,224.40 is: 21,405,558.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,006,590.80 : 25,572,871.80 = 14,235,224.40 : x
  2. Step 2: Convert to fraction form
    17,006,590.80/25,572,871.80 = 14,235,224.40/x
  3. Step 3: Cross multiply
    17,006,590.80x = 25,572,871.80 × 14,235,224.40
  4. Step 4: Simplify right side
    17,006,590.80x = 364,035,568,625,431.94
  5. Step 5: Solve for x
    x = 364,035,568,625,431.94/17,006,590.80
  6. Step 6: Final answer
    x = 21,405,558.17

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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.