Home / 5,153,155.03-7,114,114.83-3,973,176.74

Finding the Fourth Proportional to 5,153,155.03, 7,114,114.83 and 3,973,176.74

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Solution

The fourth proportional to 5,153,155.03, 7,114,114.83 and 3,973,176.74 is: 5,485,112.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,153,155.03 : 7,114,114.83 = 3,973,176.74 : x
  2. Step 2: Convert to fraction form
    5,153,155.03/7,114,114.83 = 3,973,176.74/x
  3. Step 3: Cross multiply
    5,153,155.03x = 7,114,114.83 × 3,973,176.74
  4. Step 4: Simplify right side
    5,153,155.03x = 28,265,635,568,245.05
  5. Step 5: Solve for x
    x = 28,265,635,568,245.05/5,153,155.03
  6. Step 6: Final answer
    x = 5,485,112.60

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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.