Home / 7,438,276.44-10,264,032.72-4,175,450.64

Finding the Fourth Proportional to 7,438,276.44, 10,264,032.72 and 4,175,450.64

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Solution

The fourth proportional to 7,438,276.44, 10,264,032.72 and 4,175,450.64 is: 5,761,679.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,276.44 : 10,264,032.72 = 4,175,450.64 : x
  2. Step 2: Convert to fraction form
    7,438,276.44/10,264,032.72 = 4,175,450.64/x
  3. Step 3: Cross multiply
    7,438,276.44x = 10,264,032.72 × 4,175,450.64
  4. Step 4: Simplify right side
    7,438,276.44x = 42,856,961,989,704.95
  5. Step 5: Solve for x
    x = 42,856,961,989,704.95/7,438,276.44
  6. Step 6: Final answer
    x = 5,761,679.11

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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.