Home / 13,366,203.87-18,479,094.41-9,876,037.89

Finding the Fourth Proportional to 13,366,203.87, 18,479,094.41 and 9,876,037.89

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Solution

The fourth proportional to 13,366,203.87, 18,479,094.41 and 9,876,037.89 is: 13,653,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,203.87 : 18,479,094.41 = 9,876,037.89 : x
  2. Step 2: Convert to fraction form
    13,366,203.87/18,479,094.41 = 9,876,037.89/x
  3. Step 3: Cross multiply
    13,366,203.87x = 18,479,094.41 × 9,876,037.89
  4. Step 4: Simplify right side
    13,366,203.87x = 182,500,236,566,047.22
  5. Step 5: Solve for x
    x = 182,500,236,566,047.22/13,366,203.87
  6. Step 6: Final answer
    x = 13,653,857.02

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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.