Home / 15,268,293-21,070,288.08-8,742,022.56

Finding the Fourth Proportional to 15,268,293, 21,070,288.08 and 8,742,022.56

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Solution

The fourth proportional to 15,268,293, 21,070,288.08 and 8,742,022.56 is: 12,064,016.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,268,293 : 21,070,288.08 = 8,742,022.56 : x
  2. Step 2: Convert to fraction form
    15,268,293/21,070,288.08 = 8,742,022.56/x
  3. Step 3: Cross multiply
    15,268,293x = 21,070,288.08 × 8,742,022.56
  4. Step 4: Simplify right side
    15,268,293x = 184,196,933,741,059.09
  5. Step 5: Solve for x
    x = 184,196,933,741,059.09/15,268,293
  6. Step 6: Final answer
    x = 12,064,016.18

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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.