Home / 21,404,725.44-29,538,371.04-11,614,920.72

Finding the Fourth Proportional to 21,404,725.44, 29,538,371.04 and 11,614,920.72

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Solution

The fourth proportional to 21,404,725.44, 29,538,371.04 and 11,614,920.72 is: 16,028,509.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,404,725.44 : 29,538,371.04 = 11,614,920.72 : x
  2. Step 2: Convert to fraction form
    21,404,725.44/29,538,371.04 = 11,614,920.72/x
  3. Step 3: Cross multiply
    21,404,725.44x = 29,538,371.04 × 11,614,920.72
  4. Step 4: Simplify right side
    21,404,725.44x = 343,085,837,827,543.94
  5. Step 5: Solve for x
    x = 343,085,837,827,543.94/21,404,725.44
  6. Step 6: Final answer
    x = 16,028,509.16

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1.5x scale

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.