Home / 8,632,186.45-11,912,418-4,764,708.61

Finding the Fourth Proportional to 8,632,186.45, 11,912,418 and 4,764,708.61

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Solution

The fourth proportional to 8,632,186.45, 11,912,418 and 4,764,708.61 is: 6,575,298.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,632,186.45 : 11,912,418 = 4,764,708.61 : x
  2. Step 2: Convert to fraction form
    8,632,186.45/11,912,418 = 4,764,708.61/x
  3. Step 3: Cross multiply
    8,632,186.45x = 11,912,418 × 4,764,708.61
  4. Step 4: Simplify right side
    8,632,186.45x = 56,759,200,610,518.98
  5. Step 5: Solve for x
    x = 56,759,200,610,518.98/8,632,186.45
  6. Step 6: Final answer
    x = 6,575,298.27

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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.