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Finding the Fourth Proportional to 17,294,019.40, 25,923,314.40 and 10,101,851.20

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Solution

The fourth proportional to 17,294,019.40, 25,923,314.40 and 10,101,851.20 is: 15,142,429.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,294,019.40 : 25,923,314.40 = 10,101,851.20 : x
  2. Step 2: Convert to fraction form
    17,294,019.40/25,923,314.40 = 10,101,851.20/x
  3. Step 3: Cross multiply
    17,294,019.40x = 25,923,314.40 × 10,101,851.20
  4. Step 4: Simplify right side
    17,294,019.40x = 261,873,464,679,617.25
  5. Step 5: Solve for x
    x = 261,873,464,679,617.25/17,294,019.40
  6. Step 6: Final answer
    x = 15,142,429.22

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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.