Home / 27,736,686.46-38,274,548.79-15,511,181.50

Finding the Fourth Proportional to 27,736,686.46, 38,274,548.79 and 15,511,181.50

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Solution

The fourth proportional to 27,736,686.46, 38,274,548.79 and 15,511,181.50 is: 21,404,268.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,736,686.46 : 38,274,548.79 = 15,511,181.50 : x
  2. Step 2: Convert to fraction form
    27,736,686.46/38,274,548.79 = 15,511,181.50/x
  3. Step 3: Cross multiply
    27,736,686.46x = 38,274,548.79 × 15,511,181.50
  4. Step 4: Simplify right side
    27,736,686.46x = 593,683,473,112,295.38
  5. Step 5: Solve for x
    x = 593,683,473,112,295.38/27,736,686.46
  6. Step 6: Final answer
    x = 21,404,268.10

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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.