Home / 7,305,971.38-10,959,602.23-1,914,600.85

Finding the Fourth Proportional to 7,305,971.38, 10,959,602.23 and 1,914,600.85

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Solution

The fourth proportional to 7,305,971.38, 10,959,602.23 and 1,914,600.85 is: 2,872,070.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,305,971.38 : 10,959,602.23 = 1,914,600.85 : x
  2. Step 2: Convert to fraction form
    7,305,971.38/10,959,602.23 = 1,914,600.85/x
  3. Step 3: Cross multiply
    7,305,971.38x = 10,959,602.23 × 1,914,600.85
  4. Step 4: Simplify right side
    7,305,971.38x = 20,983,263,720,214.14
  5. Step 5: Solve for x
    x = 20,983,263,720,214.14/7,305,971.38
  6. Step 6: Final answer
    x = 2,872,070.34

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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.