Home / 9,493,290.72-13,100,804.16-5,142,377.04

Finding the Fourth Proportional to 9,493,290.72, 13,100,804.16 and 5,142,377.04

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Solution

The fourth proportional to 9,493,290.72, 13,100,804.16 and 5,142,377.04 is: 7,096,514.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,493,290.72 : 13,100,804.16 = 5,142,377.04 : x
  2. Step 2: Convert to fraction form
    9,493,290.72/13,100,804.16 = 5,142,377.04/x
  3. Step 3: Cross multiply
    9,493,290.72x = 13,100,804.16 × 5,142,377.04
  4. Step 4: Simplify right side
    9,493,290.72x = 67,369,274,517,920.48
  5. Step 5: Solve for x
    x = 67,369,274,517,920.48/9,493,290.72
  6. Step 6: Final answer
    x = 7,096,514.42

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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.