Home / 6,837,542.28-9,436,055.04-3,781,778.40

Finding the Fourth Proportional to 6,837,542.28, 9,436,055.04 and 3,781,778.40

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Solution

The fourth proportional to 6,837,542.28, 9,436,055.04 and 3,781,778.40 is: 5,218,990.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,837,542.28 : 9,436,055.04 = 3,781,778.40 : x
  2. Step 2: Convert to fraction form
    6,837,542.28/9,436,055.04 = 3,781,778.40/x
  3. Step 3: Cross multiply
    6,837,542.28x = 9,436,055.04 × 3,781,778.40
  4. Step 4: Simplify right side
    6,837,542.28x = 35,685,069,131,483.13
  5. Step 5: Solve for x
    x = 35,685,069,131,483.13/6,837,542.28
  6. Step 6: Final answer
    x = 5,218,990.64

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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.