Home / 12,040,713.82-18,066,130.80-7,495,564.60

Finding the Fourth Proportional to 12,040,713.82, 18,066,130.80 and 7,495,564.60

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Solution

The fourth proportional to 12,040,713.82, 18,066,130.80 and 7,495,564.60 is: 11,246,496.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,040,713.82 : 18,066,130.80 = 7,495,564.60 : x
  2. Step 2: Convert to fraction form
    12,040,713.82/18,066,130.80 = 7,495,564.60/x
  3. Step 3: Cross multiply
    12,040,713.82x = 18,066,130.80 × 7,495,564.60
  4. Step 4: Simplify right side
    12,040,713.82x = 135,415,850,483,449.67
  5. Step 5: Solve for x
    x = 135,415,850,483,449.67/12,040,713.82
  6. Step 6: Final answer
    x = 11,246,496.89

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.