Home / 11,491,638.39-15,858,509.00-6,334,886.79

Finding the Fourth Proportional to 11,491,638.39, 15,858,509.00 and 6,334,886.79

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Solution

The fourth proportional to 11,491,638.39, 15,858,509.00 and 6,334,886.79 is: 8,742,170.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,491,638.39 : 15,858,509.00 = 6,334,886.79 : x
  2. Step 2: Convert to fraction form
    11,491,638.39/15,858,509.00 = 6,334,886.79/x
  3. Step 3: Cross multiply
    11,491,638.39x = 15,858,509.00 × 6,334,886.79
  4. Step 4: Simplify right side
    11,491,638.39x = 100,461,859,141,521.67
  5. Step 5: Solve for x
    x = 100,461,859,141,521.67/11,491,638.39
  6. Step 6: Final answer
    x = 8,742,170.24

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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.