Home / 13,862,849.22-19,129,448.09-7,667,762.63

Finding the Fourth Proportional to 13,862,849.22, 19,129,448.09 and 7,667,762.63

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Solution

The fourth proportional to 13,862,849.22, 19,129,448.09 and 7,667,762.63 is: 10,580,802.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,862,849.22 : 19,129,448.09 = 7,667,762.63 : x
  2. Step 2: Convert to fraction form
    13,862,849.22/19,129,448.09 = 7,667,762.63/x
  3. Step 3: Cross multiply
    13,862,849.22x = 19,129,448.09 × 7,667,762.63
  4. Step 4: Simplify right side
    13,862,849.22x = 146,680,067,063,040.84
  5. Step 5: Solve for x
    x = 146,680,067,063,040.84/13,862,849.22
  6. Step 6: Final answer
    x = 10,580,802.31

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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.