Home / 18,181,489.16-25,090,984.96-9,922,083.46

Finding the Fourth Proportional to 18,181,489.16, 25,090,984.96 and 9,922,083.46

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Solution

The fourth proportional to 18,181,489.16, 25,090,984.96 and 9,922,083.46 is: 13,692,764.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,181,489.16 : 25,090,984.96 = 9,922,083.46 : x
  2. Step 2: Convert to fraction form
    18,181,489.16/25,090,984.96 = 9,922,083.46/x
  3. Step 3: Cross multiply
    18,181,489.16x = 25,090,984.96 × 9,922,083.46
  4. Step 4: Simplify right side
    18,181,489.16x = 248,954,846,779,192.06
  5. Step 5: Solve for x
    x = 248,954,846,779,192.06/18,181,489.16
  6. Step 6: Final answer
    x = 13,692,764.36

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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.