Home / 7,836,127.94-11,748,825.84-3,990,506.34

Finding the Fourth Proportional to 7,836,127.94, 11,748,825.84 and 3,990,506.34

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Solution

The fourth proportional to 7,836,127.94, 11,748,825.84 and 3,990,506.34 is: 5,983,026.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,836,127.94 : 11,748,825.84 = 3,990,506.34 : x
  2. Step 2: Convert to fraction form
    7,836,127.94/11,748,825.84 = 3,990,506.34/x
  3. Step 3: Cross multiply
    7,836,127.94x = 11,748,825.84 × 3,990,506.34
  4. Step 4: Simplify right side
    7,836,127.94x = 46,883,764,002,075.82
  5. Step 5: Solve for x
    x = 46,883,764,002,075.82/7,836,127.94
  6. Step 6: Final answer
    x = 5,983,026.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.