Home / 13,486,409.55-18,612,949.61-8,844,100.19

Finding the Fourth Proportional to 13,486,409.55, 18,612,949.61 and 8,844,100.19

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Solution

The fourth proportional to 13,486,409.55, 18,612,949.61 and 8,844,100.19 is: 12,205,975.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,486,409.55 : 18,612,949.61 = 8,844,100.19 : x
  2. Step 2: Convert to fraction form
    13,486,409.55/18,612,949.61 = 8,844,100.19/x
  3. Step 3: Cross multiply
    13,486,409.55x = 18,612,949.61 × 8,844,100.19
  4. Step 4: Simplify right side
    13,486,409.55x = 164,614,791,182,261.41
  5. Step 5: Solve for x
    x = 164,614,791,182,261.41/13,486,409.55
  6. Step 6: Final answer
    x = 12,205,975.99

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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.