Home / 12,961,314.62-17,887,157.62-7,454,691.01

Finding the Fourth Proportional to 12,961,314.62, 17,887,157.62 and 7,454,691.01

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Solution

The fourth proportional to 12,961,314.62, 17,887,157.62 and 7,454,691.01 is: 10,287,786.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,961,314.62 : 17,887,157.62 = 7,454,691.01 : x
  2. Step 2: Convert to fraction form
    12,961,314.62/17,887,157.62 = 7,454,691.01/x
  3. Step 3: Cross multiply
    12,961,314.62x = 17,887,157.62 × 7,454,691.01
  4. Step 4: Simplify right side
    12,961,314.62x = 133,343,233,104,267
  5. Step 5: Solve for x
    x = 133,343,233,104,267/12,961,314.62
  6. Step 6: Final answer
    x = 10,287,786.16

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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.