Home / 8,749,812.16-13,126,759.62-2,992,590.46

Finding the Fourth Proportional to 8,749,812.16, 13,126,759.62 and 2,992,590.46

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Solution

The fourth proportional to 8,749,812.16, 13,126,759.62 and 2,992,590.46 is: 4,489,583.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,749,812.16 : 13,126,759.62 = 2,992,590.46 : x
  2. Step 2: Convert to fraction form
    8,749,812.16/13,126,759.62 = 2,992,590.46/x
  3. Step 3: Cross multiply
    8,749,812.16x = 13,126,759.62 × 2,992,590.46
  4. Step 4: Simplify right side
    8,749,812.16x = 39,283,015,609,525.22
  5. Step 5: Solve for x
    x = 39,283,015,609,525.22/8,749,812.16
  6. Step 6: Final answer
    x = 4,489,583.88

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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.