Home / 18,995,134.96-28,530,830.58-11,333,731.24

Finding the Fourth Proportional to 18,995,134.96, 28,530,830.58 and 11,333,731.24

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Solution

The fourth proportional to 18,995,134.96, 28,530,830.58 and 11,333,731.24 is: 17,023,346.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,995,134.96 : 28,530,830.58 = 11,333,731.24 : x
  2. Step 2: Convert to fraction form
    18,995,134.96/28,530,830.58 = 11,333,731.24/x
  3. Step 3: Cross multiply
    18,995,134.96x = 28,530,830.58 × 11,333,731.24
  4. Step 4: Simplify right side
    18,995,134.96x = 323,360,765,847,693.31
  5. Step 5: Solve for x
    x = 323,360,765,847,693.31/18,995,134.96
  6. Step 6: Final answer
    x = 17,023,346.58

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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.