Home / 6,516,998.40-9,780,163.20-2,733,196.80

Finding the Fourth Proportional to 6,516,998.40, 9,780,163.20 and 2,733,196.80

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Solution

The fourth proportional to 6,516,998.40, 9,780,163.20 and 2,733,196.80 is: 4,101,751.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,516,998.40 : 9,780,163.20 = 2,733,196.80 : x
  2. Step 2: Convert to fraction form
    6,516,998.40/9,780,163.20 = 2,733,196.80/x
  3. Step 3: Cross multiply
    6,516,998.40x = 9,780,163.20 × 2,733,196.80
  4. Step 4: Simplify right side
    6,516,998.40x = 26,731,110,761,717.76
  5. Step 5: Solve for x
    x = 26,731,110,761,717.76/6,516,998.40
  6. Step 6: Final answer
    x = 4,101,751.93

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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.