Home / 5,169,769.40-7,134,334.57-2,846,877.93

Finding the Fourth Proportional to 5,169,769.40, 7,134,334.57 and 2,846,877.93

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Solution

The fourth proportional to 5,169,769.40, 7,134,334.57 and 2,846,877.93 is: 3,928,720.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169,769.40 : 7,134,334.57 = 2,846,877.93 : x
  2. Step 2: Convert to fraction form
    5,169,769.40/7,134,334.57 = 2,846,877.93/x
  3. Step 3: Cross multiply
    5,169,769.40x = 7,134,334.57 × 2,846,877.93
  4. Step 4: Simplify right side
    5,169,769.40x = 20,310,579,582,662.98
  5. Step 5: Solve for x
    x = 20,310,579,582,662.98/5,169,769.40
  6. Step 6: Final answer
    x = 3,928,720.61

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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.