Home / 18,677,556.77-28,024,847.81-9,586,038.84

Finding the Fourth Proportional to 18,677,556.77, 28,024,847.81 and 9,586,038.84

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Solution

The fourth proportional to 18,677,556.77, 28,024,847.81 and 9,586,038.84 is: 14,383,427.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,677,556.77 : 28,024,847.81 = 9,586,038.84 : x
  2. Step 2: Convert to fraction form
    18,677,556.77/28,024,847.81 = 9,586,038.84/x
  3. Step 3: Cross multiply
    18,677,556.77x = 28,024,847.81 × 9,586,038.84
  4. Step 4: Simplify right side
    18,677,556.77x = 268,647,279,543,818.75
  5. Step 5: Solve for x
    x = 268,647,279,543,818.75/18,677,556.77
  6. Step 6: Final answer
    x = 14,383,427.28

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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.