Home / 28,873,816.80-43,335,219.60-11,846,709.60

Finding the Fourth Proportional to 28,873,816.80, 43,335,219.60 and 11,846,709.60

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Solution

The fourth proportional to 28,873,816.80, 43,335,219.60 and 11,846,709.60 is: 17,780,114.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,873,816.80 : 43,335,219.60 = 11,846,709.60 : x
  2. Step 2: Convert to fraction form
    28,873,816.80/43,335,219.60 = 11,846,709.60/x
  3. Step 3: Cross multiply
    28,873,816.80x = 43,335,219.60 × 11,846,709.60
  4. Step 4: Simplify right side
    28,873,816.80x = 513,379,762,053,428.19
  5. Step 5: Solve for x
    x = 513,379,762,053,428.19/28,873,816.80
  6. Step 6: Final answer
    x = 17,780,114.27

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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.