Home / 13,677,243.93-18,872,747.73-7,797,636.58

Finding the Fourth Proportional to 13,677,243.93, 18,872,747.73 and 7,797,636.58

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Solution

The fourth proportional to 13,677,243.93, 18,872,747.73 and 7,797,636.58 is: 10,759,684.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,677,243.93 : 18,872,747.73 = 7,797,636.58 : x
  2. Step 2: Convert to fraction form
    13,677,243.93/18,872,747.73 = 7,797,636.58/x
  3. Step 3: Cross multiply
    13,677,243.93x = 18,872,747.73 × 7,797,636.58
  4. Step 4: Simplify right side
    13,677,243.93x = 147,162,828,064,559.97
  5. Step 5: Solve for x
    x = 147,162,828,064,559.97/13,677,243.93
  6. Step 6: Final answer
    x = 10,759,684.39

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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.