Home / 12,463,644.36-17,202,699.06-7,308,666.66

Finding the Fourth Proportional to 12,463,644.36, 17,202,699.06 and 7,308,666.66

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Solution

The fourth proportional to 12,463,644.36, 17,202,699.06 and 7,308,666.66 is: 10,087,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,463,644.36 : 17,202,699.06 = 7,308,666.66 : x
  2. Step 2: Convert to fraction form
    12,463,644.36/17,202,699.06 = 7,308,666.66/x
  3. Step 3: Cross multiply
    12,463,644.36x = 17,202,699.06 × 7,308,666.66
  4. Step 4: Simplify right side
    12,463,644.36x = 125,728,793,081,835.33
  5. Step 5: Solve for x
    x = 125,728,793,081,835.33/12,463,644.36
  6. Step 6: Final answer
    x = 10,087,642.86

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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.