Home / 14,131,827.20-21,172,857.60-11,593,740.80

Finding the Fourth Proportional to 14,131,827.20, 21,172,857.60 and 11,593,740.80

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Solution

The fourth proportional to 14,131,827.20, 21,172,857.60 and 11,593,740.80 is: 17,370,197.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,131,827.20 : 21,172,857.60 = 11,593,740.80 : x
  2. Step 2: Convert to fraction form
    14,131,827.20/21,172,857.60 = 11,593,740.80/x
  3. Step 3: Cross multiply
    14,131,827.20x = 21,172,857.60 × 11,593,740.80
  4. Step 4: Simplify right side
    14,131,827.20x = 245,472,623,009,710.12
  5. Step 5: Solve for x
    x = 245,472,623,009,710.12/14,131,827.20
  6. Step 6: Final answer
    x = 17,370,197.04

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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.