Home / 6,821,486.17-9,413,628.86-3,724,047.81

Finding the Fourth Proportional to 6,821,486.17, 9,413,628.86 and 3,724,047.81

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Solution

The fourth proportional to 6,821,486.17, 9,413,628.86 and 3,724,047.81 is: 5,139,173.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821,486.17 : 9,413,628.86 = 3,724,047.81 : x
  2. Step 2: Convert to fraction form
    6,821,486.17/9,413,628.86 = 3,724,047.81/x
  3. Step 3: Cross multiply
    6,821,486.17x = 9,413,628.86 × 3,724,047.81
  4. Step 4: Simplify right side
    6,821,486.17x = 35,056,803,921,615.56
  5. Step 5: Solve for x
    x = 35,056,803,921,615.56/6,821,486.17
  6. Step 6: Final answer
    x = 5,139,173.94

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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.