Home / 12,729,383.57-17,566,548.36-6,928,206.91

Finding the Fourth Proportional to 12,729,383.57, 17,566,548.36 and 6,928,206.91

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Solution

The fourth proportional to 12,729,383.57, 17,566,548.36 and 6,928,206.91 is: 9,560,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,729,383.57 : 17,566,548.36 = 6,928,206.91 : x
  2. Step 2: Convert to fraction form
    12,729,383.57/17,566,548.36 = 6,928,206.91/x
  3. Step 3: Cross multiply
    12,729,383.57x = 17,566,548.36 × 6,928,206.91
  4. Step 4: Simplify right side
    12,729,383.57x = 121,704,681,662,704.02
  5. Step 5: Solve for x
    x = 121,704,681,662,704.02/12,729,383.57
  6. Step 6: Final answer
    x = 9,560,925.00

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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.