Home / 16,770,445.47-23,143,074.57-9,428,310.63

Finding the Fourth Proportional to 16,770,445.47, 23,143,074.57 and 9,428,310.63

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Solution

The fourth proportional to 16,770,445.47, 23,143,074.57 and 9,428,310.63 is: 13,010,989.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,770,445.47 : 23,143,074.57 = 9,428,310.63 : x
  2. Step 2: Convert to fraction form
    16,770,445.47/23,143,074.57 = 9,428,310.63/x
  3. Step 3: Cross multiply
    16,770,445.47x = 23,143,074.57 × 9,428,310.63
  4. Step 4: Simplify right side
    16,770,445.47x = 218,200,095,979,213.69
  5. Step 5: Solve for x
    x = 218,200,095,979,213.69/16,770,445.47
  6. Step 6: Final answer
    x = 13,010,989.86

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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.