Home / 18,771,208.76-25,904,268.30-10,186,504.76

Finding the Fourth Proportional to 18,771,208.76, 25,904,268.30 and 10,186,504.76

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Solution

The fourth proportional to 18,771,208.76, 25,904,268.30 and 10,186,504.76 is: 14,057,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,771,208.76 : 25,904,268.30 = 10,186,504.76 : x
  2. Step 2: Convert to fraction form
    18,771,208.76/25,904,268.30 = 10,186,504.76/x
  3. Step 3: Cross multiply
    18,771,208.76x = 25,904,268.30 × 10,186,504.76
  4. Step 4: Simplify right side
    18,771,208.76x = 263,873,952,342,267.12
  5. Step 5: Solve for x
    x = 263,873,952,342,267.12/18,771,208.76
  6. Step 6: Final answer
    x = 14,057,376.68

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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.