Home / 12,682,486.33-19,023,506.85-8,788,352.41

Finding the Fourth Proportional to 12,682,486.33, 19,023,506.85 and 8,788,352.41

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Solution

The fourth proportional to 12,682,486.33, 19,023,506.85 and 8,788,352.41 is: 13,182,374.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,682,486.33 : 19,023,506.85 = 8,788,352.41 : x
  2. Step 2: Convert to fraction form
    12,682,486.33/19,023,506.85 = 8,788,352.41/x
  3. Step 3: Cross multiply
    12,682,486.33x = 19,023,506.85 × 8,788,352.41
  4. Step 4: Simplify right side
    12,682,486.33x = 167,185,282,271,849.03
  5. Step 5: Solve for x
    x = 167,185,282,271,849.03/12,682,486.33
  6. Step 6: Final answer
    x = 13,182,374.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.