Home / 18,182,142.44-25,091,889.51-9,922,735.77

Finding the Fourth Proportional to 18,182,142.44, 25,091,889.51 and 9,922,735.77

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Solution

The fourth proportional to 18,182,142.44, 25,091,889.51 and 9,922,735.77 is: 13,693,666.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,182,142.44 : 25,091,889.51 = 9,922,735.77 : x
  2. Step 2: Convert to fraction form
    18,182,142.44/25,091,889.51 = 9,922,735.77/x
  3. Step 3: Cross multiply
    18,182,142.44x = 25,091,889.51 × 9,922,735.77
  4. Step 4: Simplify right side
    18,182,142.44x = 248,980,189,577,764.78
  5. Step 5: Solve for x
    x = 248,980,189,577,764.78/18,182,142.44
  6. Step 6: Final answer
    x = 13,693,666.21

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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.