Home / 21,248,793.10-31,873,189.65-6,873,314.05

Finding the Fourth Proportional to 21,248,793.10, 31,873,189.65 and 6,873,314.05

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Solution

The fourth proportional to 21,248,793.10, 31,873,189.65 and 6,873,314.05 is: 10,309,971.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,248,793.10 : 31,873,189.65 = 6,873,314.05 : x
  2. Step 2: Convert to fraction form
    21,248,793.10/31,873,189.65 = 6,873,314.05/x
  3. Step 3: Cross multiply
    21,248,793.10x = 31,873,189.65 × 6,873,314.05
  4. Step 4: Simplify right side
    21,248,793.10x = 219,074,442,239,659.56
  5. Step 5: Solve for x
    x = 219,074,442,239,659.56/21,248,793.10
  6. Step 6: Final answer
    x = 10,309,971.08

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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.