Home / 8,168,909.80-12,253,364.70-2,185,277.80

Finding the Fourth Proportional to 8,168,909.80, 12,253,364.70 and 2,185,277.80

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Solution

The fourth proportional to 8,168,909.80, 12,253,364.70 and 2,185,277.80 is: 3,277,916.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,168,909.80 : 12,253,364.70 = 2,185,277.80 : x
  2. Step 2: Convert to fraction form
    8,168,909.80/12,253,364.70 = 2,185,277.80/x
  3. Step 3: Cross multiply
    8,168,909.80x = 12,253,364.70 × 2,185,277.80
  4. Step 4: Simplify right side
    8,168,909.80x = 26,777,005,854,213.66
  5. Step 5: Solve for x
    x = 26,777,005,854,213.66/8,168,909.80
  6. Step 6: Final answer
    x = 3,277,916.70

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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.