Home / 28,846,009.80-43,269,014.70-8,651,251.80

Finding the Fourth Proportional to 28,846,009.80, 43,269,014.70 and 8,651,251.80

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Solution

The fourth proportional to 28,846,009.80, 43,269,014.70 and 8,651,251.80 is: 12,976,877.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846,009.80 : 43,269,014.70 = 8,651,251.80 : x
  2. Step 2: Convert to fraction form
    28,846,009.80/43,269,014.70 = 8,651,251.80/x
  3. Step 3: Cross multiply
    28,846,009.80x = 43,269,014.70 × 8,651,251.80
  4. Step 4: Simplify right side
    28,846,009.80x = 374,331,141,307,601.50
  5. Step 5: Solve for x
    x = 374,331,141,307,601.50/28,846,009.80
  6. Step 6: Final answer
    x = 12,976,877.70

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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.