Home / 6,392,973.56-9,589,543.42-2,133,141.78

Finding the Fourth Proportional to 6,392,973.56, 9,589,543.42 and 2,133,141.78

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Solution

The fourth proportional to 6,392,973.56, 9,589,543.42 and 2,133,141.78 is: 3,199,740.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,392,973.56 : 9,589,543.42 = 2,133,141.78 : x
  2. Step 2: Convert to fraction form
    6,392,973.56/9,589,543.42 = 2,133,141.78/x
  3. Step 3: Cross multiply
    6,392,973.56x = 9,589,543.42 × 2,133,141.78
  4. Step 4: Simplify right side
    6,392,973.56x = 20,455,855,720,326.09
  5. Step 5: Solve for x
    x = 20,455,855,720,326.09/6,392,973.56
  6. Step 6: Final answer
    x = 3,199,740.39

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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.