Home / 9,188,126.77-13,790,706.83-4,642,370.49

Finding the Fourth Proportional to 9,188,126.77, 13,790,706.83 and 4,642,370.49

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Solution

The fourth proportional to 9,188,126.77, 13,790,706.83 and 4,642,370.49 is: 6,967,858.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,188,126.77 : 13,790,706.83 = 4,642,370.49 : x
  2. Step 2: Convert to fraction form
    9,188,126.77/13,790,706.83 = 4,642,370.49/x
  3. Step 3: Cross multiply
    9,188,126.77x = 13,790,706.83 × 4,642,370.49
  4. Step 4: Simplify right side
    9,188,126.77x = 64,021,570,423,833.45
  5. Step 5: Solve for x
    x = 64,021,570,423,833.45/9,188,126.77
  6. Step 6: Final answer
    x = 6,967,858.85

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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.