Home / 6,764,142.88-9,333,999.12-3,863,133.28

Finding the Fourth Proportional to 6,764,142.88, 9,333,999.12 and 3,863,133.28

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Solution

The fourth proportional to 6,764,142.88, 9,333,999.12 and 3,863,133.28 is: 5,330,828.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,764,142.88 : 9,333,999.12 = 3,863,133.28 : x
  2. Step 2: Convert to fraction form
    6,764,142.88/9,333,999.12 = 3,863,133.28/x
  3. Step 3: Cross multiply
    6,764,142.88x = 9,333,999.12 × 3,863,133.28
  4. Step 4: Simplify right side
    6,764,142.88x = 36,058,482,635,962.71
  5. Step 5: Solve for x
    x = 36,058,482,635,962.71/6,764,142.88
  6. Step 6: Final answer
    x = 5,330,828.06

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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.