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Finding the Fourth Proportional to 17,765,106.95, 26,648,483.42 and 5,469,621.01

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Solution

The fourth proportional to 17,765,106.95, 26,648,483.42 and 5,469,621.01 is: 8,204,684.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,765,106.95 : 26,648,483.42 = 5,469,621.01 : x
  2. Step 2: Convert to fraction form
    17,765,106.95/26,648,483.42 = 5,469,621.01/x
  3. Step 3: Cross multiply
    17,765,106.95x = 26,648,483.42 × 5,469,621.01
  4. Step 4: Simplify right side
    17,765,106.95x = 145,757,104,704,699.34
  5. Step 5: Solve for x
    x = 145,757,104,704,699.34/17,765,106.95
  6. Step 6: Final answer
    x = 8,204,684.90

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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.