Home / 18,439,076.40-27,658,614.60-9,936,020.40

Finding the Fourth Proportional to 18,439,076.40, 27,658,614.60 and 9,936,020.40

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Solution

The fourth proportional to 18,439,076.40, 27,658,614.60 and 9,936,020.40 is: 14,904,030.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,439,076.40 : 27,658,614.60 = 9,936,020.40 : x
  2. Step 2: Convert to fraction form
    18,439,076.40/27,658,614.60 = 9,936,020.40/x
  3. Step 3: Cross multiply
    18,439,076.40x = 27,658,614.60 × 9,936,020.40
  4. Step 4: Simplify right side
    18,439,076.40x = 274,816,558,901,337.88
  5. Step 5: Solve for x
    x = 274,816,558,901,337.88/18,439,076.40
  6. Step 6: Final answer
    x = 14,904,030.60

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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.