Home / 22,428,038.58-33,642,057.86-18,442,231.08

Finding the Fourth Proportional to 22,428,038.58, 33,642,057.86 and 18,442,231.08

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Solution

The fourth proportional to 22,428,038.58, 33,642,057.86 and 18,442,231.08 is: 27,663,346.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,038.58 : 33,642,057.86 = 18,442,231.08 : x
  2. Step 2: Convert to fraction form
    22,428,038.58/33,642,057.86 = 18,442,231.08/x
  3. Step 3: Cross multiply
    22,428,038.58x = 33,642,057.86 × 18,442,231.08
  4. Step 4: Simplify right side
    22,428,038.58x = 620,434,605,060,850.25
  5. Step 5: Solve for x
    x = 620,434,605,060,850.25/22,428,038.58
  6. Step 6: Final answer
    x = 27,663,346.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.