Home / 11,435,055.93-15,780,389.07-6,789,768.60

Finding the Fourth Proportional to 11,435,055.93, 15,780,389.07 and 6,789,768.60

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Solution

The fourth proportional to 11,435,055.93, 15,780,389.07 and 6,789,768.60 is: 9,369,887.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,435,055.93 : 15,780,389.07 = 6,789,768.60 : x
  2. Step 2: Convert to fraction form
    11,435,055.93/15,780,389.07 = 6,789,768.60/x
  3. Step 3: Cross multiply
    11,435,055.93x = 15,780,389.07 × 6,789,768.60
  4. Step 4: Simplify right side
    11,435,055.93x = 107,145,190,203,269.20
  5. Step 5: Solve for x
    x = 107,145,190,203,269.20/11,435,055.93
  6. Step 6: Final answer
    x = 9,369,887.73

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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.