Home / 8,612,817.24-11,885,957.28-4,942,405.92

Finding the Fourth Proportional to 8,612,817.24, 11,885,957.28 and 4,942,405.92

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Solution

The fourth proportional to 8,612,817.24, 11,885,957.28 and 4,942,405.92 is: 6,820,674.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612,817.24 : 11,885,957.28 = 4,942,405.92 : x
  2. Step 2: Convert to fraction form
    8,612,817.24/11,885,957.28 = 4,942,405.92/x
  3. Step 3: Cross multiply
    8,612,817.24x = 11,885,957.28 × 4,942,405.92
  4. Step 4: Simplify right side
    8,612,817.24x = 58,745,225,625,539.09
  5. Step 5: Solve for x
    x = 58,745,225,625,539.09/8,612,817.24
  6. Step 6: Final answer
    x = 6,820,674.81

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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.