Home / 12,769,434.75-17,622,192.11-6,968,590.14

Finding the Fourth Proportional to 12,769,434.75, 17,622,192.11 and 6,968,590.14

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Solution

The fourth proportional to 12,769,434.75, 17,622,192.11 and 6,968,590.14 is: 9,616,857.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,434.75 : 17,622,192.11 = 6,968,590.14 : x
  2. Step 2: Convert to fraction form
    12,769,434.75/17,622,192.11 = 6,968,590.14/x
  3. Step 3: Cross multiply
    12,769,434.75x = 17,622,192.11 × 6,968,590.14
  4. Step 4: Simplify right side
    12,769,434.75x = 122,801,834,182,931.78
  5. Step 5: Solve for x
    x = 122,801,834,182,931.78/12,769,434.75
  6. Step 6: Final answer
    x = 9,616,857.49

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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.