Home / 5,134,099.30-7,084,776.09-2,810,542.45

Finding the Fourth Proportional to 5,134,099.30, 7,084,776.09 and 2,810,542.45

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Solution

The fourth proportional to 5,134,099.30, 7,084,776.09 and 2,810,542.45 is: 3,878,394.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,099.30 : 7,084,776.09 = 2,810,542.45 : x
  2. Step 2: Convert to fraction form
    5,134,099.30/7,084,776.09 = 2,810,542.45/x
  3. Step 3: Cross multiply
    5,134,099.30x = 7,084,776.09 × 2,810,542.45
  4. Step 4: Simplify right side
    5,134,099.30x = 19,912,063,949,690.02
  5. Step 5: Solve for x
    x = 19,912,063,949,690.02/5,134,099.30
  6. Step 6: Final answer
    x = 3,878,394.78

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1.5x scale

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.