Home / 18,225,747.99-27,352,985.80-7,997,667.71

Finding the Fourth Proportional to 18,225,747.99, 27,352,985.80 and 7,997,667.71

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Solution

The fourth proportional to 18,225,747.99, 27,352,985.80 and 7,997,667.71 is: 12,002,804.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,225,747.99 : 27,352,985.80 = 7,997,667.71 : x
  2. Step 2: Convert to fraction form
    18,225,747.99/27,352,985.80 = 7,997,667.71/x
  3. Step 3: Cross multiply
    18,225,747.99x = 27,352,985.80 × 7,997,667.71
  4. Step 4: Simplify right side
    18,225,747.99x = 218,760,091,316,845.62
  5. Step 5: Solve for x
    x = 218,760,091,316,845.62/18,225,747.99
  6. Step 6: Final answer
    x = 12,002,804.57

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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.