Home / 28,873,840.80-43,335,255.60-11,846,733.60

Finding the Fourth Proportional to 28,873,840.80, 43,335,255.60 and 11,846,733.60

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Solution

The fourth proportional to 28,873,840.80, 43,335,255.60 and 11,846,733.60 is: 17,780,150.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873,840.80 : 43,335,255.60 = 11,846,733.60 : x
  2. Step 2: Convert to fraction form
    28,873,840.80/43,335,255.60 = 11,846,733.60/x
  3. Step 3: Cross multiply
    28,873,840.80x = 43,335,255.60 × 11,846,733.60
  4. Step 4: Simplify right side
    28,873,840.80x = 513,381,228,581,108.19
  5. Step 5: Solve for x
    x = 513,381,228,581,108.19/28,873,840.80
  6. Step 6: Final answer
    x = 17,780,150.28

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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.