Home / 8,117,783.08-11,198,293.45-5,019,315.96

Finding the Fourth Proportional to 8,117,783.08, 11,198,293.45 and 5,019,315.96

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Solution

The fourth proportional to 8,117,783.08, 11,198,293.45 and 5,019,315.96 is: 6,924,029.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,117,783.08 : 11,198,293.45 = 5,019,315.96 : x
  2. Step 2: Convert to fraction form
    8,117,783.08/11,198,293.45 = 5,019,315.96/x
  3. Step 3: Cross multiply
    8,117,783.08x = 11,198,293.45 × 5,019,315.96
  4. Step 4: Simplify right side
    8,117,783.08x = 56,207,773,067,793.77
  5. Step 5: Solve for x
    x = 56,207,773,067,793.77/8,117,783.08
  6. Step 6: Final answer
    x = 6,924,029.94

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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.