Home / 11,821,995.06-16,314,345.93-6,389,487.06

Finding the Fourth Proportional to 11,821,995.06, 16,314,345.93 and 6,389,487.06

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Solution

The fourth proportional to 11,821,995.06, 16,314,345.93 and 6,389,487.06 is: 8,817,488.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,821,995.06 : 16,314,345.93 = 6,389,487.06 : x
  2. Step 2: Convert to fraction form
    11,821,995.06/16,314,345.93 = 6,389,487.06/x
  3. Step 3: Cross multiply
    11,821,995.06x = 16,314,345.93 × 6,389,487.06
  4. Step 4: Simplify right side
    11,821,995.06x = 104,240,302,212,098.66
  5. Step 5: Solve for x
    x = 104,240,302,212,098.66/11,821,995.06
  6. Step 6: Final answer
    x = 8,817,488.22

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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.