Home / 13,850,369.28-19,113,469.56-7,738,802.64

Finding the Fourth Proportional to 13,850,369.28, 19,113,469.56 and 7,738,802.64

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Solution

The fourth proportional to 13,850,369.28, 19,113,469.56 and 7,738,802.64 is: 10,679,525.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,850,369.28 : 19,113,469.56 = 7,738,802.64 : x
  2. Step 2: Convert to fraction form
    13,850,369.28/19,113,469.56 = 7,738,802.64/x
  3. Step 3: Cross multiply
    13,850,369.28x = 19,113,469.56 × 7,738,802.64
  4. Step 4: Simplify right side
    13,850,369.28x = 147,915,368,690,487.62
  5. Step 5: Solve for x
    x = 147,915,368,690,487.62/13,850,369.28
  6. Step 6: Final answer
    x = 10,679,525.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.