Home / 6,330,904.31-8,736,242.14-3,540,257.69

Finding the Fourth Proportional to 6,330,904.31, 8,736,242.14 and 3,540,257.69

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Solution

The fourth proportional to 6,330,904.31, 8,736,242.14 and 3,540,257.69 is: 4,885,328.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,330,904.31 : 8,736,242.14 = 3,540,257.69 : x
  2. Step 2: Convert to fraction form
    6,330,904.31/8,736,242.14 = 3,540,257.69/x
  3. Step 3: Cross multiply
    6,330,904.31x = 8,736,242.14 × 3,540,257.69
  4. Step 4: Simplify right side
    6,330,904.31x = 30,928,548,378,581.17
  5. Step 5: Solve for x
    x = 30,928,548,378,581.17/6,330,904.31
  6. Step 6: Final answer
    x = 4,885,328.68

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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.