Home / 8,250,187.86-11,385,172.89-4,579,136.10

Finding the Fourth Proportional to 8,250,187.86, 11,385,172.89 and 4,579,136.10

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Solution

The fourth proportional to 8,250,187.86, 11,385,172.89 and 4,579,136.10 is: 6,319,159.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,250,187.86 : 11,385,172.89 = 4,579,136.10 : x
  2. Step 2: Convert to fraction form
    8,250,187.86/11,385,172.89 = 4,579,136.10/x
  3. Step 3: Cross multiply
    8,250,187.86x = 11,385,172.89 × 4,579,136.10
  4. Step 4: Simplify right side
    8,250,187.86x = 52,134,256,185,340.33
  5. Step 5: Solve for x
    x = 52,134,256,185,340.33/8,250,187.86
  6. Step 6: Final answer
    x = 6,319,159.89

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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.