Home / 28,771,240.80-43,151,331.60-8,577,141.60

Finding the Fourth Proportional to 28,771,240.80, 43,151,331.60 and 8,577,141.60

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Solution

The fourth proportional to 28,771,240.80, 43,151,331.60 and 8,577,141.60 is: 12,864,063.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,771,240.80 : 43,151,331.60 = 8,577,141.60 : x
  2. Step 2: Convert to fraction form
    28,771,240.80/43,151,331.60 = 8,577,141.60/x
  3. Step 3: Cross multiply
    28,771,240.80x = 43,151,331.60 × 8,577,141.60
  4. Step 4: Simplify right side
    28,771,240.80x = 370,115,081,361,754.56
  5. Step 5: Solve for x
    x = 370,115,081,361,754.56/28,771,240.80
  6. Step 6: Final answer
    x = 12,864,063.94

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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.