Home / 5,134,146.12-7,084,840.50-2,810,589.30

Finding the Fourth Proportional to 5,134,146.12, 7,084,840.50 and 2,810,589.30

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Solution

The fourth proportional to 5,134,146.12, 7,084,840.50 and 2,810,589.30 is: 3,878,459.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,146.12 : 7,084,840.50 = 2,810,589.30 : x
  2. Step 2: Convert to fraction form
    5,134,146.12/7,084,840.50 = 2,810,589.30/x
  3. Step 3: Cross multiply
    5,134,146.12x = 7,084,840.50 × 2,810,589.30
  4. Step 4: Simplify right side
    5,134,146.12x = 19,912,576,901,506.65
  5. Step 5: Solve for x
    x = 19,912,576,901,506.65/5,134,146.12
  6. Step 6: Final answer
    x = 3,878,459.33

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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.