Home / 6,824,956.78-9,418,504.67-3,884,630.32

Finding the Fourth Proportional to 6,824,956.78, 9,418,504.67 and 3,884,630.32

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Solution

The fourth proportional to 6,824,956.78, 9,418,504.67 and 3,884,630.32 is: 5,360,826.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,824,956.78 : 9,418,504.67 = 3,884,630.32 : x
  2. Step 2: Convert to fraction form
    6,824,956.78/9,418,504.67 = 3,884,630.32/x
  3. Step 3: Cross multiply
    6,824,956.78x = 9,418,504.67 × 3,884,630.32
  4. Step 4: Simplify right side
    6,824,956.78x = 36,587,408,810,143.59
  5. Step 5: Solve for x
    x = 36,587,408,810,143.59/6,824,956.78
  6. Step 6: Final answer
    x = 5,360,826.45

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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.