Home / 12,788,728.25-19,192,540.22-6,057,142.25

Finding the Fourth Proportional to 12,788,728.25, 19,192,540.22 and 6,057,142.25

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Solution

The fourth proportional to 12,788,728.25, 19,192,540.22 and 6,057,142.25 is: 9,090,188.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,788,728.25 : 19,192,540.22 = 6,057,142.25 : x
  2. Step 2: Convert to fraction form
    12,788,728.25/19,192,540.22 = 6,057,142.25/x
  3. Step 3: Cross multiply
    12,788,728.25x = 19,192,540.22 × 6,057,142.25
  4. Step 4: Simplify right side
    12,788,728.25x = 116,251,946,251,386.28
  5. Step 5: Solve for x
    x = 116,251,946,251,386.28/12,788,728.25
  6. Step 6: Final answer
    x = 9,090,188.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.