Home / 5,149,621.17-7,105,688.15-3,084,152.76

Finding the Fourth Proportional to 5,149,621.17, 7,105,688.15 and 3,084,152.76

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Solution

The fourth proportional to 5,149,621.17, 7,105,688.15 and 3,084,152.76 is: 4,255,658.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149,621.17 : 7,105,688.15 = 3,084,152.76 : x
  2. Step 2: Convert to fraction form
    5,149,621.17/7,105,688.15 = 3,084,152.76/x
  3. Step 3: Cross multiply
    5,149,621.17x = 7,105,688.15 × 3,084,152.76
  4. Step 4: Simplify right side
    5,149,621.17x = 21,915,027,704,101.03
  5. Step 5: Solve for x
    x = 21,915,027,704,101.03/5,149,621.17
  6. Step 6: Final answer
    x = 4,255,658.23

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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.