Home / 12,757,020.48-17,606,707.20-7,603,371.36

Finding the Fourth Proportional to 12,757,020.48, 17,606,707.20 and 7,603,371.36

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Solution

The fourth proportional to 12,757,020.48, 17,606,707.20 and 7,603,371.36 is: 10,493,855.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,757,020.48 : 17,606,707.20 = 7,603,371.36 : x
  2. Step 2: Convert to fraction form
    12,757,020.48/17,606,707.20 = 7,603,371.36/x
  3. Step 3: Cross multiply
    12,757,020.48x = 17,606,707.20 × 7,603,371.36
  4. Step 4: Simplify right side
    12,757,020.48x = 133,870,333,268,385.80
  5. Step 5: Solve for x
    x = 133,870,333,268,385.80/12,757,020.48
  6. Step 6: Final answer
    x = 10,493,855.79

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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.