Home / 18,686,099.43-28,012,024.94-6,548,946.84

Finding the Fourth Proportional to 18,686,099.43, 28,012,024.94 and 6,548,946.84

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Solution

The fourth proportional to 18,686,099.43, 28,012,024.94 and 6,548,946.84 is: 9,817,418.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,686,099.43 : 28,012,024.94 = 6,548,946.84 : x
  2. Step 2: Convert to fraction form
    18,686,099.43/28,012,024.94 = 6,548,946.84/x
  3. Step 3: Cross multiply
    18,686,099.43x = 28,012,024.94 × 6,548,946.84
  4. Step 4: Simplify right side
    18,686,099.43x = 183,449,262,180,069.44
  5. Step 5: Solve for x
    x = 183,449,262,180,069.44/18,686,099.43
  6. Step 6: Final answer
    x = 9,817,418.71

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.