Home / 18,842,624.20-28,263,936.30-6,880,025.80

Finding the Fourth Proportional to 18,842,624.20, 28,263,936.30 and 6,880,025.80

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Solution

The fourth proportional to 18,842,624.20, 28,263,936.30 and 6,880,025.80 is: 10,320,038.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,842,624.20 : 28,263,936.30 = 6,880,025.80 : x
  2. Step 2: Convert to fraction form
    18,842,624.20/28,263,936.30 = 6,880,025.80/x
  3. Step 3: Cross multiply
    18,842,624.20x = 28,263,936.30 × 6,880,025.80
  4. Step 4: Simplify right side
    18,842,624.20x = 194,456,610,953,556.53
  5. Step 5: Solve for x
    x = 194,456,610,953,556.53/18,842,624.20
  6. Step 6: Final answer
    x = 10,320,038.70

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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.