Home / 18,538,051.20-27,751,089.60-16,298,563.20

Finding the Fourth Proportional to 18,538,051.20, 27,751,089.60 and 16,298,563.20

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Solution

The fourth proportional to 18,538,051.20, 27,751,089.60 and 16,298,563.20 is: 24,398,621.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,538,051.20 : 27,751,089.60 = 16,298,563.20 : x
  2. Step 2: Convert to fraction form
    18,538,051.20/27,751,089.60 = 16,298,563.20/x
  3. Step 3: Cross multiply
    18,538,051.20x = 27,751,089.60 × 16,298,563.20
  4. Step 4: Simplify right side
    18,538,051.20x = 452,302,887,714,462.75
  5. Step 5: Solve for x
    x = 452,302,887,714,462.75/18,538,051.20
  6. Step 6: Final answer
    x = 24,398,621.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.