Home / 51,618,185.87-71,234,976.09-28,095,586.47

Finding the Fourth Proportional to 51,618,185.87, 71,234,976.09 and 28,095,586.47

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Solution

The fourth proportional to 51,618,185.87, 71,234,976.09 and 28,095,586.47 is: 38,772,932.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,618,185.87 : 71,234,976.09 = 28,095,586.47 : x
  2. Step 2: Convert to fraction form
    51,618,185.87/71,234,976.09 = 28,095,586.47/x
  3. Step 3: Cross multiply
    51,618,185.87x = 71,234,976.09 × 28,095,586.47
  4. Step 4: Simplify right side
    51,618,185.87x = 2,001,388,430,424,977.50
  5. Step 5: Solve for x
    x = 2,001,388,430,424,977.50/51,618,185.87
  6. Step 6: Final answer
    x = 38,772,932.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.