Home / 5,115,245.06-7,059,209.07-2,792,275.22

Finding the Fourth Proportional to 5,115,245.06, 7,059,209.07 and 2,792,275.22

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Solution

The fourth proportional to 5,115,245.06, 7,059,209.07 and 2,792,275.22 is: 3,853,433.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,245.06 : 7,059,209.07 = 2,792,275.22 : x
  2. Step 2: Convert to fraction form
    5,115,245.06/7,059,209.07 = 2,792,275.22/x
  3. Step 3: Cross multiply
    5,115,245.06x = 7,059,209.07 × 2,792,275.22
  4. Step 4: Simplify right side
    5,115,245.06x = 19,711,254,523,664.20
  5. Step 5: Solve for x
    x = 19,711,254,523,664.20/5,115,245.06
  6. Step 6: Final answer
    x = 3,853,433.08

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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.