Home / 5,557,111.20-8,340,332.40-2,529,136.80

Finding the Fourth Proportional to 5,557,111.20, 8,340,332.40 and 2,529,136.80

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Solution

The fourth proportional to 5,557,111.20, 8,340,332.40 and 2,529,136.80 is: 3,795,828.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,557,111.20 : 8,340,332.40 = 2,529,136.80 : x
  2. Step 2: Convert to fraction form
    5,557,111.20/8,340,332.40 = 2,529,136.80/x
  3. Step 3: Cross multiply
    5,557,111.20x = 8,340,332.40 × 2,529,136.80
  4. Step 4: Simplify right side
    5,557,111.20x = 21,093,841,597,072.32
  5. Step 5: Solve for x
    x = 21,093,841,597,072.32/5,557,111.20
  6. Step 6: Final answer
    x = 3,795,828.59

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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.