Home / 13,063,449.07-18,028,174.96-7,262,327.69

Finding the Fourth Proportional to 13,063,449.07, 18,028,174.96 and 7,262,327.69

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Solution

The fourth proportional to 13,063,449.07, 18,028,174.96 and 7,262,327.69 is: 10,022,354.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,063,449.07 : 18,028,174.96 = 7,262,327.69 : x
  2. Step 2: Convert to fraction form
    13,063,449.07/18,028,174.96 = 7,262,327.69/x
  3. Step 3: Cross multiply
    13,063,449.07x = 18,028,174.96 × 7,262,327.69
  4. Step 4: Simplify right side
    13,063,449.07x = 130,926,514,212,172.66
  5. Step 5: Solve for x
    x = 130,926,514,212,172.66/13,063,449.07
  6. Step 6: Final answer
    x = 10,022,354.24

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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.