Home / 6,890,405.36-10,333,403.82-2,278,534.88

Finding the Fourth Proportional to 6,890,405.36, 10,333,403.82 and 2,278,534.88

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Solution

The fourth proportional to 6,890,405.36, 10,333,403.82 and 2,278,534.88 is: 3,417,073.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,890,405.36 : 10,333,403.82 = 2,278,534.88 : x
  2. Step 2: Convert to fraction form
    6,890,405.36/10,333,403.82 = 2,278,534.88/x
  3. Step 3: Cross multiply
    6,890,405.36x = 10,333,403.82 × 2,278,534.88
  4. Step 4: Simplify right side
    6,890,405.36x = 23,545,021,058,828.75
  5. Step 5: Solve for x
    x = 23,545,021,058,828.75/6,890,405.36
  6. Step 6: Final answer
    x = 3,417,073.43

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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.