Home / 9,672,721.21-14,487,023.89-4,627,600.57

Finding the Fourth Proportional to 9,672,721.21, 14,487,023.89 and 4,627,600.57

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Solution

The fourth proportional to 9,672,721.21, 14,487,023.89 and 4,627,600.57 is: 6,930,847.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,672,721.21 : 14,487,023.89 = 4,627,600.57 : x
  2. Step 2: Convert to fraction form
    9,672,721.21/14,487,023.89 = 4,627,600.57/x
  3. Step 3: Cross multiply
    9,672,721.21x = 14,487,023.89 × 4,627,600.57
  4. Step 4: Simplify right side
    9,672,721.21x = 67,040,159,915,394.50
  5. Step 5: Solve for x
    x = 67,040,159,915,394.50/9,672,721.21
  6. Step 6: Final answer
    x = 6,930,847.95

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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.