Home / 12,323,524.34-18,485,708.13-4,236,430.88

Finding the Fourth Proportional to 12,323,524.34, 18,485,708.13 and 4,236,430.88

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Solution

The fourth proportional to 12,323,524.34, 18,485,708.13 and 4,236,430.88 is: 6,354,791.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,323,524.34 : 18,485,708.13 = 4,236,430.88 : x
  2. Step 2: Convert to fraction form
    12,323,524.34/18,485,708.13 = 4,236,430.88/x
  3. Step 3: Cross multiply
    12,323,524.34x = 18,485,708.13 × 4,236,430.88
  4. Step 4: Simplify right side
    12,323,524.34x = 78,313,424,668,170.52
  5. Step 5: Solve for x
    x = 78,313,424,668,170.52/12,323,524.34
  6. Step 6: Final answer
    x = 6,354,791.25

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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.