Home / 18,413,623.48-27,621,542.39-5,634,238.90

Finding the Fourth Proportional to 18,413,623.48, 27,621,542.39 and 5,634,238.90

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Solution

The fourth proportional to 18,413,623.48, 27,621,542.39 and 5,634,238.90 is: 8,451,697.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,413,623.48 : 27,621,542.39 = 5,634,238.90 : x
  2. Step 2: Convert to fraction form
    18,413,623.48/27,621,542.39 = 5,634,238.90/x
  3. Step 3: Cross multiply
    18,413,623.48x = 27,621,542.39 × 5,634,238.90
  4. Step 4: Simplify right side
    18,413,623.48x = 155,626,368,583,565.78
  5. Step 5: Solve for x
    x = 155,626,368,583,565.78/18,413,623.48
  6. Step 6: Final answer
    x = 8,451,697.12

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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.