Home / 18,276,720.30-27,415,080.45-18,150,749.10

Finding the Fourth Proportional to 18,276,720.30, 27,415,080.45 and 18,150,749.10

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Solution

The fourth proportional to 18,276,720.30, 27,415,080.45 and 18,150,749.10 is: 27,226,123.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,276,720.30 : 27,415,080.45 = 18,150,749.10 : x
  2. Step 2: Convert to fraction form
    18,276,720.30/27,415,080.45 = 18,150,749.10/x
  3. Step 3: Cross multiply
    18,276,720.30x = 27,415,080.45 × 18,150,749.10
  4. Step 4: Simplify right side
    18,276,720.30x = 497,604,246,804,265.12
  5. Step 5: Solve for x
    x = 497,604,246,804,265.12/18,276,720.30
  6. Step 6: Final answer
    x = 27,226,123.65

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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.