Home / 8,429,369.76-11,632,487.76-4,561,891.92

Finding the Fourth Proportional to 8,429,369.76, 11,632,487.76 and 4,561,891.92

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Solution

The fourth proportional to 8,429,369.76, 11,632,487.76 and 4,561,891.92 is: 6,295,387.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,429,369.76 : 11,632,487.76 = 4,561,891.92 : x
  2. Step 2: Convert to fraction form
    8,429,369.76/11,632,487.76 = 4,561,891.92/x
  3. Step 3: Cross multiply
    8,429,369.76x = 11,632,487.76 × 4,561,891.92
  4. Step 4: Simplify right side
    8,429,369.76x = 53,066,151,921,842.90
  5. Step 5: Solve for x
    x = 53,066,151,921,842.90/8,429,369.76
  6. Step 6: Final answer
    x = 6,295,387.84

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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.