Home / 18,152,036.52-25,049,815.62-9,892,101.06

Finding the Fourth Proportional to 18,152,036.52, 25,049,815.62 and 9,892,101.06

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Solution

The fourth proportional to 18,152,036.52, 25,049,815.62 and 9,892,101.06 is: 13,651,102.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,152,036.52 : 25,049,815.62 = 9,892,101.06 : x
  2. Step 2: Convert to fraction form
    18,152,036.52/25,049,815.62 = 9,892,101.06/x
  3. Step 3: Cross multiply
    18,152,036.52x = 25,049,815.62 × 9,892,101.06
  4. Step 4: Simplify right side
    18,152,036.52x = 247,795,307,647,406.59
  5. Step 5: Solve for x
    x = 247,795,307,647,406.59/18,152,036.52
  6. Step 6: Final answer
    x = 13,651,102.31

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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.