Home / 11,214,015.30-16,821,022.95-7,387,640.10

Finding the Fourth Proportional to 11,214,015.30, 16,821,022.95 and 7,387,640.10

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Solution

The fourth proportional to 11,214,015.30, 16,821,022.95 and 7,387,640.10 is: 11,081,460.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,214,015.30 : 16,821,022.95 = 7,387,640.10 : x
  2. Step 2: Convert to fraction form
    11,214,015.30/16,821,022.95 = 7,387,640.10/x
  3. Step 3: Cross multiply
    11,214,015.30x = 16,821,022.95 × 7,387,640.10
  4. Step 4: Simplify right side
    11,214,015.30x = 124,267,663,668,440.28
  5. Step 5: Solve for x
    x = 124,267,663,668,440.28/11,214,015.30
  6. Step 6: Final answer
    x = 11,081,460.15

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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.