Home / 7,175,621.72-9,903,493.93-4,276,694.11

Finding the Fourth Proportional to 7,175,621.72, 9,903,493.93 and 4,276,694.11

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Solution

The fourth proportional to 7,175,621.72, 9,903,493.93 and 4,276,694.11 is: 5,902,514.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,621.72 : 9,903,493.93 = 4,276,694.11 : x
  2. Step 2: Convert to fraction form
    7,175,621.72/9,903,493.93 = 4,276,694.11/x
  3. Step 3: Cross multiply
    7,175,621.72x = 9,903,493.93 × 4,276,694.11
  4. Step 4: Simplify right side
    7,175,621.72x = 42,354,214,120,237.46
  5. Step 5: Solve for x
    x = 42,354,214,120,237.46/7,175,621.72
  6. Step 6: Final answer
    x = 5,902,514.90

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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.