Home / 19,555,440.01-26,991,467.87-13,362,993.25

Finding the Fourth Proportional to 19,555,440.01, 26,991,467.87 and 13,362,993.25

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Solution

The fourth proportional to 19,555,440.01, 26,991,467.87 and 13,362,993.25 is: 18,444,320.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,555,440.01 : 26,991,467.87 = 13,362,993.25 : x
  2. Step 2: Convert to fraction form
    19,555,440.01/26,991,467.87 = 13,362,993.25/x
  3. Step 3: Cross multiply
    19,555,440.01x = 26,991,467.87 × 13,362,993.25
  4. Step 4: Simplify right side
    19,555,440.01x = 360,686,802,820,108.25
  5. Step 5: Solve for x
    x = 360,686,802,820,108.25/19,555,440.01
  6. Step 6: Final answer
    x = 18,444,320.49

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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.