Home / 12,291,285.82-16,961,971.76-6,784,659.23

Finding the Fourth Proportional to 12,291,285.82, 16,961,971.76 and 6,784,659.23

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Solution

The fourth proportional to 12,291,285.82, 16,961,971.76 and 6,784,659.23 is: 9,362,828.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,285.82 : 16,961,971.76 = 6,784,659.23 : x
  2. Step 2: Convert to fraction form
    12,291,285.82/16,961,971.76 = 6,784,659.23/x
  3. Step 3: Cross multiply
    12,291,285.82x = 16,961,971.76 × 6,784,659.23
  4. Step 4: Simplify right side
    12,291,285.82x = 115,081,198,260,483.36
  5. Step 5: Solve for x
    x = 115,081,198,260,483.36/12,291,285.82
  6. Step 6: Final answer
    x = 9,362,828.26

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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.