Home / 18,782,560.44-28,111,063.86-10,693,364.58

Finding the Fourth Proportional to 18,782,560.44, 28,111,063.86 and 10,693,364.58

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Solution

The fourth proportional to 18,782,560.44, 28,111,063.86 and 10,693,364.58 is: 16,004,306.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,782,560.44 : 28,111,063.86 = 10,693,364.58 : x
  2. Step 2: Convert to fraction form
    18,782,560.44/28,111,063.86 = 10,693,364.58/x
  3. Step 3: Cross multiply
    18,782,560.44x = 28,111,063.86 × 10,693,364.58
  4. Step 4: Simplify right side
    18,782,560.44x = 300,601,854,586,642.06
  5. Step 5: Solve for x
    x = 300,601,854,586,642.06/18,782,560.44
  6. Step 6: Final answer
    x = 16,004,306.52

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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.