Home / 12,535,365.97-17,302,392.26-7,381,716.87

Finding the Fourth Proportional to 12,535,365.97, 17,302,392.26 and 7,381,716.87

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Solution

The fourth proportional to 12,535,365.97, 17,302,392.26 and 7,381,716.87 is: 10,188,881.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,535,365.97 : 17,302,392.26 = 7,381,716.87 : x
  2. Step 2: Convert to fraction form
    12,535,365.97/17,302,392.26 = 7,381,716.87/x
  3. Step 3: Cross multiply
    12,535,365.97x = 17,302,392.26 × 7,381,716.87
  4. Step 4: Simplify right side
    12,535,365.97x = 127,721,360,713,578.88
  5. Step 5: Solve for x
    x = 127,721,360,713,578.88/12,535,365.97
  6. Step 6: Final answer
    x = 10,188,881.69

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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.