Home / 18,635,849.52-25,660,435.40-18,582,041.12

Finding the Fourth Proportional to 18,635,849.52, 25,660,435.40 and 18,582,041.12

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Solution

The fourth proportional to 18,635,849.52, 25,660,435.40 and 18,582,041.12 is: 25,586,344.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,635,849.52 : 25,660,435.40 = 18,582,041.12 : x
  2. Step 2: Convert to fraction form
    18,635,849.52/25,660,435.40 = 18,582,041.12/x
  3. Step 3: Cross multiply
    18,635,849.52x = 25,660,435.40 × 18,582,041.12
  4. Step 4: Simplify right side
    18,635,849.52x = 476,823,265,608,373.88
  5. Step 5: Solve for x
    x = 476,823,265,608,373.88/18,635,849.52
  6. Step 6: Final answer
    x = 25,586,344.49

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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.