Home / 8,108,013.87-11,201,212.40-5,323,742.80

Finding the Fourth Proportional to 8,108,013.87, 11,201,212.40 and 5,323,742.80

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Solution

The fourth proportional to 8,108,013.87, 11,201,212.40 and 5,323,742.80 is: 7,354,744.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,108,013.87 : 11,201,212.40 = 5,323,742.80 : x
  2. Step 2: Convert to fraction form
    8,108,013.87/11,201,212.40 = 5,323,742.80/x
  3. Step 3: Cross multiply
    8,108,013.87x = 11,201,212.40 × 5,323,742.80
  4. Step 4: Simplify right side
    8,108,013.87x = 59,632,373,811,148.98
  5. Step 5: Solve for x
    x = 59,632,373,811,148.98/8,108,013.87
  6. Step 6: Final answer
    x = 7,354,744.92

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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.