Home / 12,769,411.56-17,622,160.12-6,968,566.96

Finding the Fourth Proportional to 12,769,411.56, 17,622,160.12 and 6,968,566.96

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Solution

The fourth proportional to 12,769,411.56, 17,622,160.12 and 6,968,566.96 is: 9,616,825.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,769,411.56 : 17,622,160.12 = 6,968,566.96 : x
  2. Step 2: Convert to fraction form
    12,769,411.56/17,622,160.12 = 6,968,566.96/x
  3. Step 3: Cross multiply
    12,769,411.56x = 17,622,160.12 × 6,968,566.96
  4. Step 4: Simplify right side
    12,769,411.56x = 122,801,202,837,538.45
  5. Step 5: Solve for x
    x = 122,801,202,837,538.45/12,769,411.56
  6. Step 6: Final answer
    x = 9,616,825.51

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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.