Home / 10,805,163.15-16,180,311.65-6,484,493.55

Finding the Fourth Proportional to 10,805,163.15, 16,180,311.65 and 6,484,493.55

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Solution

The fourth proportional to 10,805,163.15, 16,180,311.65 and 6,484,493.55 is: 9,710,276.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,805,163.15 : 16,180,311.65 = 6,484,493.55 : x
  2. Step 2: Convert to fraction form
    10,805,163.15/16,180,311.65 = 6,484,493.55/x
  3. Step 3: Cross multiply
    10,805,163.15x = 16,180,311.65 × 6,484,493.55
  4. Step 4: Simplify right side
    10,805,163.15x = 104,921,126,498,992.39
  5. Step 5: Solve for x
    x = 104,921,126,498,992.39/10,805,163.15
  6. Step 6: Final answer
    x = 9,710,276.93

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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.