Home / 12,446,378-17,176,002.12-6,723,242

Finding the Fourth Proportional to 12,446,378, 17,176,002.12 and 6,723,242

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Solution

The fourth proportional to 12,446,378, 17,176,002.12 and 6,723,242 is: 9,278,074.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,446,378 : 17,176,002.12 = 6,723,242 : x
  2. Step 2: Convert to fraction form
    12,446,378/17,176,002.12 = 6,723,242/x
  3. Step 3: Cross multiply
    12,446,378x = 17,176,002.12 × 6,723,242
  4. Step 4: Simplify right side
    12,446,378x = 115,478,418,845,273.05
  5. Step 5: Solve for x
    x = 115,478,418,845,273.05/12,446,378
  6. Step 6: Final answer
    x = 9,278,074.22

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Double scale
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1.5x scale

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.