Home / 12,535,338.24-17,292,400.32-8,186,969.88

Finding the Fourth Proportional to 12,535,338.24, 17,292,400.32 and 8,186,969.88

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Solution

The fourth proportional to 12,535,338.24, 17,292,400.32 and 8,186,969.88 is: 11,293,860.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,338.24 : 17,292,400.32 = 8,186,969.88 : x
  2. Step 2: Convert to fraction form
    12,535,338.24/17,292,400.32 = 8,186,969.88/x
  3. Step 3: Cross multiply
    12,535,338.24x = 17,292,400.32 × 8,186,969.88
  4. Step 4: Simplify right side
    12,535,338.24x = 141,572,360,572,742.38
  5. Step 5: Solve for x
    x = 141,572,360,572,742.38/12,535,338.24
  6. Step 6: Final answer
    x = 11,293,860.43

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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.