Home / 12,763,370.85-17,613,564.17-6,962,178.39

Finding the Fourth Proportional to 12,763,370.85, 17,613,564.17 and 6,962,178.39

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Solution

The fourth proportional to 12,763,370.85, 17,613,564.17 and 6,962,178.39 is: 9,607,867.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,763,370.85 : 17,613,564.17 = 6,962,178.39 : x
  2. Step 2: Convert to fraction form
    12,763,370.85/17,613,564.17 = 6,962,178.39/x
  3. Step 3: Cross multiply
    12,763,370.85x = 17,613,564.17 × 6,962,178.39
  4. Step 4: Simplify right side
    12,763,370.85x = 122,628,775,800,441.38
  5. Step 5: Solve for x
    x = 122,628,775,800,441.38/12,763,370.85
  6. Step 6: Final answer
    x = 9,607,867.49

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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.