Home / 18,174,709.28-25,076,625.36-11,108,514.08

Finding the Fourth Proportional to 18,174,709.28, 25,076,625.36 and 11,108,514.08

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Solution

The fourth proportional to 18,174,709.28, 25,076,625.36 and 11,108,514.08 is: 15,327,015.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,174,709.28 : 25,076,625.36 = 11,108,514.08 : x
  2. Step 2: Convert to fraction form
    18,174,709.28/25,076,625.36 = 11,108,514.08/x
  3. Step 3: Cross multiply
    18,174,709.28x = 25,076,625.36 × 11,108,514.08
  4. Step 4: Simplify right side
    18,174,709.28x = 278,564,045,890,445.06
  5. Step 5: Solve for x
    x = 278,564,045,890,445.06/18,174,709.28
  6. Step 6: Final answer
    x = 15,327,015.23

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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.