Home / 20,273,200.83-27,976,794.53-10,980,539.82

Finding the Fourth Proportional to 20,273,200.83, 27,976,794.53 and 10,980,539.82

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Solution

The fourth proportional to 20,273,200.83, 27,976,794.53 and 10,980,539.82 is: 15,153,024.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,273,200.83 : 27,976,794.53 = 10,980,539.82 : x
  2. Step 2: Convert to fraction form
    20,273,200.83/27,976,794.53 = 10,980,539.82/x
  3. Step 3: Cross multiply
    20,273,200.83x = 27,976,794.53 × 10,980,539.82
  4. Step 4: Simplify right side
    20,273,200.83x = 307,200,306,317,720.50
  5. Step 5: Solve for x
    x = 307,200,306,317,720.50/20,273,200.83
  6. Step 6: Final answer
    x = 15,153,024.37

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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.