Home / 7,152,945.22-9,871,323.42-4,097,749.96

Finding the Fourth Proportional to 7,152,945.22, 9,871,323.42 and 4,097,749.96

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Solution

The fourth proportional to 7,152,945.22, 9,871,323.42 and 4,097,749.96 is: 5,655,043.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,945.22 : 9,871,323.42 = 4,097,749.96 : x
  2. Step 2: Convert to fraction form
    7,152,945.22/9,871,323.42 = 4,097,749.96/x
  3. Step 3: Cross multiply
    7,152,945.22x = 9,871,323.42 × 4,097,749.96
  4. Step 4: Simplify right side
    7,152,945.22x = 40,450,215,149,452.06
  5. Step 5: Solve for x
    x = 40,450,215,149,452.06/7,152,945.22
  6. Step 6: Final answer
    x = 5,655,043.33

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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.