Home / 19,364,630.60-29,046,945.90-12,562,185.80

Finding the Fourth Proportional to 19,364,630.60, 29,046,945.90 and 12,562,185.80

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Solution

The fourth proportional to 19,364,630.60, 29,046,945.90 and 12,562,185.80 is: 18,843,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,364,630.60 : 29,046,945.90 = 12,562,185.80 : x
  2. Step 2: Convert to fraction form
    19,364,630.60/29,046,945.90 = 12,562,185.80/x
  3. Step 3: Cross multiply
    19,364,630.60x = 29,046,945.90 × 12,562,185.80
  4. Step 4: Simplify right side
    19,364,630.60x = 364,893,131,318,348.25
  5. Step 5: Solve for x
    x = 364,893,131,318,348.25/19,364,630.60
  6. Step 6: Final answer
    x = 18,843,278.70

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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.