Home / 5,435,814.86-8,135,979.74-3,996,117.16

Finding the Fourth Proportional to 5,435,814.86, 8,135,979.74 and 3,996,117.16

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Solution

The fourth proportional to 5,435,814.86, 8,135,979.74 and 3,996,117.16 is: 5,981,132.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,435,814.86 : 8,135,979.74 = 3,996,117.16 : x
  2. Step 2: Convert to fraction form
    5,435,814.86/8,135,979.74 = 3,996,117.16/x
  3. Step 3: Cross multiply
    5,435,814.86x = 8,135,979.74 × 3,996,117.16
  4. Step 4: Simplify right side
    5,435,814.86x = 32,512,328,252,426.34
  5. Step 5: Solve for x
    x = 32,512,328,252,426.34/5,435,814.86
  6. Step 6: Final answer
    x = 5,981,132.38

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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.