Home / 7,175,622.72-9,903,495.31-4,276,695.11

Finding the Fourth Proportional to 7,175,622.72, 9,903,495.31 and 4,276,695.11

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Solution

The fourth proportional to 7,175,622.72, 9,903,495.31 and 4,276,695.11 is: 5,902,516.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,175,622.72 : 9,903,495.31 = 4,276,695.11 : x
  2. Step 2: Convert to fraction form
    7,175,622.72/9,903,495.31 = 4,276,695.11/x
  3. Step 3: Cross multiply
    7,175,622.72x = 9,903,495.31 × 4,276,695.11
  4. Step 4: Simplify right side
    7,175,622.72x = 42,354,229,964,184.94
  5. Step 5: Solve for x
    x = 42,354,229,964,184.94/7,175,622.72
  6. Step 6: Final answer
    x = 5,902,516.29

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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.