Home / 13,782,080.34-20,675,011.86-4,681,735.20

Finding the Fourth Proportional to 13,782,080.34, 20,675,011.86 and 4,681,735.20

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Solution

The fourth proportional to 13,782,080.34, 20,675,011.86 and 4,681,735.20 is: 7,023,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,782,080.34 : 20,675,011.86 = 4,681,735.20 : x
  2. Step 2: Convert to fraction form
    13,782,080.34/20,675,011.86 = 4,681,735.20/x
  3. Step 3: Cross multiply
    13,782,080.34x = 20,675,011.86 × 4,681,735.20
  4. Step 4: Simplify right side
    13,782,080.34x = 96,794,930,785,379.47
  5. Step 5: Solve for x
    x = 96,794,930,785,379.47/13,782,080.34
  6. Step 6: Final answer
    x = 7,023,245.29

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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.