Home / 7,743,815.47-10,686,474.15-4,305,982.69

Finding the Fourth Proportional to 7,743,815.47, 10,686,474.15 and 4,305,982.69

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Solution

The fourth proportional to 7,743,815.47, 10,686,474.15 and 4,305,982.69 is: 5,942,261.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,743,815.47 : 10,686,474.15 = 4,305,982.69 : x
  2. Step 2: Convert to fraction form
    7,743,815.47/10,686,474.15 = 4,305,982.69/x
  3. Step 3: Cross multiply
    7,743,815.47x = 10,686,474.15 × 4,305,982.69
  4. Step 4: Simplify right side
    7,743,815.47x = 46,015,772,685,502.55
  5. Step 5: Solve for x
    x = 46,015,772,685,502.55/7,743,815.47
  6. Step 6: Final answer
    x = 5,942,261.00

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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.