Home / 12,726,755.52-17,562,925.48-7,003,619.52

Finding the Fourth Proportional to 12,726,755.52, 17,562,925.48 and 7,003,619.52

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Solution

The fourth proportional to 12,726,755.52, 17,562,925.48 and 7,003,619.52 is: 9,664,996.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,755.52 : 17,562,925.48 = 7,003,619.52 : x
  2. Step 2: Convert to fraction form
    12,726,755.52/17,562,925.48 = 7,003,619.52/x
  3. Step 3: Cross multiply
    12,726,755.52x = 17,562,925.48 × 7,003,619.52
  4. Step 4: Simplify right side
    12,726,755.52x = 123,004,047,720,033.36
  5. Step 5: Solve for x
    x = 123,004,047,720,033.36/12,726,755.52
  6. Step 6: Final answer
    x = 9,664,996.51

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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.