Home / 18,154,835.60-27,208,342.20-13,339,936.40

Finding the Fourth Proportional to 18,154,835.60, 27,208,342.20 and 13,339,936.40

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Solution

The fourth proportional to 18,154,835.60, 27,208,342.20 and 13,339,936.40 is: 19,992,334.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,154,835.60 : 27,208,342.20 = 13,339,936.40 : x
  2. Step 2: Convert to fraction form
    18,154,835.60/27,208,342.20 = 13,339,936.40/x
  3. Step 3: Cross multiply
    18,154,835.60x = 27,208,342.20 × 13,339,936.40
  4. Step 4: Simplify right side
    18,154,835.60x = 362,957,554,497,436.06
  5. Step 5: Solve for x
    x = 362,957,554,497,436.06/18,154,835.60
  6. Step 6: Final answer
    x = 19,992,334.96

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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.