Home / 20,268,283.03-27,970,257.54-10,975,869.11

Finding the Fourth Proportional to 20,268,283.03, 27,970,257.54 and 10,975,869.11

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Solution

The fourth proportional to 20,268,283.03, 27,970,257.54 and 10,975,869.11 is: 15,146,713.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,268,283.03 : 27,970,257.54 = 10,975,869.11 : x
  2. Step 2: Convert to fraction form
    20,268,283.03/27,970,257.54 = 10,975,869.11/x
  3. Step 3: Cross multiply
    20,268,283.03x = 27,970,257.54 × 10,975,869.11
  4. Step 4: Simplify right side
    20,268,283.03x = 306,997,885,732,030.56
  5. Step 5: Solve for x
    x = 306,997,885,732,030.56/20,268,283.03
  6. Step 6: Final answer
    x = 15,146,713.97

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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.