Home / 5,173,854.99-7,140,081.77-2,969,121.16

Finding the Fourth Proportional to 5,173,854.99, 7,140,081.77 and 2,969,121.16

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Solution

The fourth proportional to 5,173,854.99, 7,140,081.77 and 2,969,121.16 is: 4,097,480.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,173,854.99 : 7,140,081.77 = 2,969,121.16 : x
  2. Step 2: Convert to fraction form
    5,173,854.99/7,140,081.77 = 2,969,121.16/x
  3. Step 3: Cross multiply
    5,173,854.99x = 7,140,081.77 × 2,969,121.16
  4. Step 4: Simplify right side
    5,173,854.99x = 21,199,767,831,736.84
  5. Step 5: Solve for x
    x = 21,199,767,831,736.84/5,173,854.99
  6. Step 6: Final answer
    x = 4,097,480.09

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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.