Home / 12,773,826-19,166,000.76-9,379,446.48

Finding the Fourth Proportional to 12,773,826, 19,166,000.76 and 9,379,446.48

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Solution

The fourth proportional to 12,773,826, 19,166,000.76 and 9,379,446.48 is: 14,073,033.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,773,826 : 19,166,000.76 = 9,379,446.48 : x
  2. Step 2: Convert to fraction form
    12,773,826/19,166,000.76 = 9,379,446.48/x
  3. Step 3: Cross multiply
    12,773,826x = 19,166,000.76 × 9,379,446.48
  4. Step 4: Simplify right side
    12,773,826x = 179,766,478,364,059.34
  5. Step 5: Solve for x
    x = 179,766,478,364,059.34/12,773,826
  6. Step 6: Final answer
    x = 14,073,033.28

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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.