Home / 7,688,042.75-10,609,720.43-4,250,505.22

Finding the Fourth Proportional to 7,688,042.75, 10,609,720.43 and 4,250,505.22

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Solution

The fourth proportional to 7,688,042.75, 10,609,720.43 and 4,250,505.22 is: 5,865,819.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,688,042.75 : 10,609,720.43 = 4,250,505.22 : x
  2. Step 2: Convert to fraction form
    7,688,042.75/10,609,720.43 = 4,250,505.22/x
  3. Step 3: Cross multiply
    7,688,042.75x = 10,609,720.43 × 4,250,505.22
  4. Step 4: Simplify right side
    7,688,042.75x = 45,096,672,022,678.82
  5. Step 5: Solve for x
    x = 45,096,672,022,678.82/7,688,042.75
  6. Step 6: Final answer
    x = 5,865,819.62

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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.