Home / 19,941,724.02-27,542,279.43-13,404,003.15

Finding the Fourth Proportional to 19,941,724.02, 27,542,279.43 and 13,404,003.15

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Solution

The fourth proportional to 19,941,724.02, 27,542,279.43 and 13,404,003.15 is: 18,512,782.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941,724.02 : 27,542,279.43 = 13,404,003.15 : x
  2. Step 2: Convert to fraction form
    19,941,724.02/27,542,279.43 = 13,404,003.15/x
  3. Step 3: Cross multiply
    19,941,724.02x = 27,542,279.43 × 13,404,003.15
  4. Step 4: Simplify right side
    19,941,724.02x = 369,176,800,237,900.19
  5. Step 5: Solve for x
    x = 369,176,800,237,900.19/19,941,724.02
  6. Step 6: Final answer
    x = 18,512,782.54

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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.