Home / 18,254,866.46-25,190,758.50-9,993,345.98

Finding the Fourth Proportional to 18,254,866.46, 25,190,758.50 and 9,993,345.98

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Solution

The fourth proportional to 18,254,866.46, 25,190,758.50 and 9,993,345.98 is: 13,790,293.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,254,866.46 : 25,190,758.50 = 9,993,345.98 : x
  2. Step 2: Convert to fraction form
    18,254,866.46/25,190,758.50 = 9,993,345.98/x
  3. Step 3: Cross multiply
    18,254,866.46x = 25,190,758.50 × 9,993,345.98
  4. Step 4: Simplify right side
    18,254,866.46x = 251,739,965,189,125.84
  5. Step 5: Solve for x
    x = 251,739,965,189,125.84/18,254,866.46
  6. Step 6: Final answer
    x = 13,790,293.44

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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.