Home / 8,205,475.22-11,323,991.69-4,721,343.37

Finding the Fourth Proportional to 8,205,475.22, 11,323,991.69 and 4,721,343.37

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Solution

The fourth proportional to 8,205,475.22, 11,323,991.69 and 4,721,343.37 is: 6,515,704.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,205,475.22 : 11,323,991.69 = 4,721,343.37 : x
  2. Step 2: Convert to fraction form
    8,205,475.22/11,323,991.69 = 4,721,343.37/x
  3. Step 3: Cross multiply
    8,205,475.22x = 11,323,991.69 × 4,721,343.37
  4. Step 4: Simplify right side
    8,205,475.22x = 53,464,453,087,516.59
  5. Step 5: Solve for x
    x = 53,464,453,087,516.59/8,205,475.22
  6. Step 6: Final answer
    x = 6,515,704.66

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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.