Home / 20,258,320.02-27,959,143.94-11,554,497.42

Finding the Fourth Proportional to 20,258,320.02, 27,959,143.94 and 11,554,497.42

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Solution

The fourth proportional to 20,258,320.02, 27,959,143.94 and 11,554,497.42 is: 15,946,724.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,258,320.02 : 27,959,143.94 = 11,554,497.42 : x
  2. Step 2: Convert to fraction form
    20,258,320.02/27,959,143.94 = 11,554,497.42/x
  3. Step 3: Cross multiply
    20,258,320.02x = 27,959,143.94 × 11,554,497.42
  4. Step 4: Simplify right side
    20,258,320.02x = 323,053,856,520,138.62
  5. Step 5: Solve for x
    x = 323,053,856,520,138.62/20,258,320.02
  6. Step 6: Final answer
    x = 15,946,724.91

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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.