Home / 12,716,628.48-17,548,704-6,993,492.48

Finding the Fourth Proportional to 12,716,628.48, 17,548,704 and 6,993,492.48

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Solution

The fourth proportional to 12,716,628.48, 17,548,704 and 6,993,492.48 is: 9,650,885.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,716,628.48 : 17,548,704 = 6,993,492.48 : x
  2. Step 2: Convert to fraction form
    12,716,628.48/17,548,704 = 6,993,492.48/x
  3. Step 3: Cross multiply
    12,716,628.48x = 17,548,704 × 6,993,492.48
  4. Step 4: Simplify right side
    12,716,628.48x = 122,726,729,457,745.92
  5. Step 5: Solve for x
    x = 122,726,729,457,745.92/12,716,628.48
  6. Step 6: Final answer
    x = 9,650,885.82

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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.