Home / 18,199,183.44-25,103,338.44-13,838,710.32

Finding the Fourth Proportional to 18,199,183.44, 25,103,338.44 and 13,838,710.32

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Solution

The fourth proportional to 18,199,183.44, 25,103,338.44 and 13,838,710.32 is: 19,088,649.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,199,183.44 : 25,103,338.44 = 13,838,710.32 : x
  2. Step 2: Convert to fraction form
    18,199,183.44/25,103,338.44 = 13,838,710.32/x
  3. Step 3: Cross multiply
    18,199,183.44x = 25,103,338.44 × 13,838,710.32
  4. Step 4: Simplify right side
    18,199,183.44x = 347,397,828,736,080.75
  5. Step 5: Solve for x
    x = 347,397,828,736,080.75/18,199,183.44
  6. Step 6: Final answer
    x = 19,088,649.22

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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.