Home / 18,201,693.33-25,118,171.43-9,941,753.90

Finding the Fourth Proportional to 18,201,693.33, 25,118,171.43 and 9,941,753.90

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Solution

The fourth proportional to 18,201,693.33, 25,118,171.43 and 9,941,753.90 is: 13,719,530.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,201,693.33 : 25,118,171.43 = 9,941,753.90 : x
  2. Step 2: Convert to fraction form
    18,201,693.33/25,118,171.43 = 9,941,753.90/x
  3. Step 3: Cross multiply
    18,201,693.33x = 25,118,171.43 × 9,941,753.90
  4. Step 4: Simplify right side
    18,201,693.33x = 249,718,678,649,480.22
  5. Step 5: Solve for x
    x = 249,718,678,649,480.22/18,201,693.33
  6. Step 6: Final answer
    x = 13,719,530.05

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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.