Home / 4,140,021.98-5,711,435.25-2,916,133.04

Finding the Fourth Proportional to 4,140,021.98, 5,711,435.25 and 2,916,133.04

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Solution

The fourth proportional to 4,140,021.98, 5,711,435.25 and 2,916,133.04 is: 4,022,999.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,140,021.98 : 5,711,435.25 = 2,916,133.04 : x
  2. Step 2: Convert to fraction form
    4,140,021.98/5,711,435.25 = 2,916,133.04/x
  3. Step 3: Cross multiply
    4,140,021.98x = 5,711,435.25 × 2,916,133.04
  4. Step 4: Simplify right side
    4,140,021.98x = 16,655,305,041,688.75
  5. Step 5: Solve for x
    x = 16,655,305,041,688.75/4,140,021.98
  6. Step 6: Final answer
    x = 4,022,999.18

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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.