Home / 9,786,322.45-13,504,749.60-5,435,686.44

Finding the Fourth Proportional to 9,786,322.45, 13,504,749.60 and 5,435,686.44

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Solution

The fourth proportional to 9,786,322.45, 13,504,749.60 and 5,435,686.44 is: 7,501,038.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,786,322.45 : 13,504,749.60 = 5,435,686.44 : x
  2. Step 2: Convert to fraction form
    9,786,322.45/13,504,749.60 = 5,435,686.44/x
  3. Step 3: Cross multiply
    9,786,322.45x = 13,504,749.60 × 5,435,686.44
  4. Step 4: Simplify right side
    9,786,322.45x = 73,407,584,296,699.25
  5. Step 5: Solve for x
    x = 73,407,584,296,699.25/9,786,322.45
  6. Step 6: Final answer
    x = 7,501,038.79

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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.