Home / 8,579,711.86-11,837,121.66-4,858,035.20

Finding the Fourth Proportional to 8,579,711.86, 11,837,121.66 and 4,858,035.20

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Solution

The fourth proportional to 8,579,711.86, 11,837,121.66 and 4,858,035.20 is: 6,702,457.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,579,711.86 : 11,837,121.66 = 4,858,035.20 : x
  2. Step 2: Convert to fraction form
    8,579,711.86/11,837,121.66 = 4,858,035.20/x
  3. Step 3: Cross multiply
    8,579,711.86x = 11,837,121.66 × 4,858,035.20
  4. Step 4: Simplify right side
    8,579,711.86x = 57,505,153,690,962.44
  5. Step 5: Solve for x
    x = 57,505,153,690,962.44/8,579,711.86
  6. Step 6: Final answer
    x = 6,702,457.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.