Home / 15,404,671.99-21,259,111.49-8,529,153.85

Finding the Fourth Proportional to 15,404,671.99, 21,259,111.49 and 8,529,153.85

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Solution

The fourth proportional to 15,404,671.99, 21,259,111.49 and 8,529,153.85 is: 11,770,600.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,404,671.99 : 21,259,111.49 = 8,529,153.85 : x
  2. Step 2: Convert to fraction form
    15,404,671.99/21,259,111.49 = 8,529,153.85/x
  3. Step 3: Cross multiply
    15,404,671.99x = 21,259,111.49 × 8,529,153.85
  4. Step 4: Simplify right side
    15,404,671.99x = 181,322,232,612,512.72
  5. Step 5: Solve for x
    x = 181,322,232,612,512.72/15,404,671.99
  6. Step 6: Final answer
    x = 11,770,600.03

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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.