Home / 5,133,800.87-7,084,728.75-2,810,654.18

Finding the Fourth Proportional to 5,133,800.87, 7,084,728.75 and 2,810,654.18

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Solution

The fourth proportional to 5,133,800.87, 7,084,728.75 and 2,810,654.18 is: 3,878,748.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,133,800.87 : 7,084,728.75 = 2,810,654.18 : x
  2. Step 2: Convert to fraction form
    5,133,800.87/7,084,728.75 = 2,810,654.18/x
  3. Step 3: Cross multiply
    5,133,800.87x = 7,084,728.75 × 2,810,654.18
  4. Step 4: Simplify right side
    5,133,800.87x = 19,912,722,439,930.03
  5. Step 5: Solve for x
    x = 19,912,722,439,930.03/5,133,800.87
  6. Step 6: Final answer
    x = 3,878,748.51

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1.5x scale

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.