Home / 14,569,188.17-20,105,642.61-8,042,821.07

Finding the Fourth Proportional to 14,569,188.17, 20,105,642.61 and 8,042,821.07

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Solution

The fourth proportional to 14,569,188.17, 20,105,642.61 and 8,042,821.07 is: 11,099,183.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569,188.17 : 20,105,642.61 = 8,042,821.07 : x
  2. Step 2: Convert to fraction form
    14,569,188.17/20,105,642.61 = 8,042,821.07/x
  3. Step 3: Cross multiply
    14,569,188.17x = 20,105,642.61 × 8,042,821.07
  4. Step 4: Simplify right side
    14,569,188.17x = 161,706,085,909,069.59
  5. Step 5: Solve for x
    x = 161,706,085,909,069.59/14,569,188.17
  6. Step 6: Final answer
    x = 11,099,183.02

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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.