Home / 8,042,178.72-11,098,280.96-4,371,103.95

Finding the Fourth Proportional to 8,042,178.72, 11,098,280.96 and 4,371,103.95

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Solution

The fourth proportional to 8,042,178.72, 11,098,280.96 and 4,371,103.95 is: 6,032,163.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,178.72 : 11,098,280.96 = 4,371,103.95 : x
  2. Step 2: Convert to fraction form
    8,042,178.72/11,098,280.96 = 4,371,103.95/x
  3. Step 3: Cross multiply
    8,042,178.72x = 11,098,280.96 × 4,371,103.95
  4. Step 4: Simplify right side
    8,042,178.72x = 48,511,739,742,465.80
  5. Step 5: Solve for x
    x = 48,511,739,742,465.80/8,042,178.72
  6. Step 6: Final answer
    x = 6,032,163.85

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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.