Home / 12,647,946.69-17,483,582.36-11,284,800.53

Finding the Fourth Proportional to 12,647,946.69, 17,483,582.36 and 11,284,800.53

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Solution

The fourth proportional to 12,647,946.69, 17,483,582.36 and 11,284,800.53 is: 15,599,270.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,647,946.69 : 17,483,582.36 = 11,284,800.53 : x
  2. Step 2: Convert to fraction form
    12,647,946.69/17,483,582.36 = 11,284,800.53/x
  3. Step 3: Cross multiply
    12,647,946.69x = 17,483,582.36 × 11,284,800.53
  4. Step 4: Simplify right side
    12,647,946.69x = 197,298,739,423,220.75
  5. Step 5: Solve for x
    x = 197,298,739,423,220.75/12,647,946.69
  6. Step 6: Final answer
    x = 15,599,270.32

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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.