Home / 8,323,278.81-11,485,772.51-5,227,419.93

Finding the Fourth Proportional to 8,323,278.81, 11,485,772.51 and 5,227,419.93

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Solution

The fourth proportional to 8,323,278.81, 11,485,772.51 and 5,227,419.93 is: 7,213,618.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,323,278.81 : 11,485,772.51 = 5,227,419.93 : x
  2. Step 2: Convert to fraction form
    8,323,278.81/11,485,772.51 = 5,227,419.93/x
  3. Step 3: Cross multiply
    8,323,278.81x = 11,485,772.51 × 5,227,419.93
  4. Step 4: Simplify right side
    8,323,278.81x = 60,040,956,104,083.02
  5. Step 5: Solve for x
    x = 60,040,956,104,083.02/8,323,278.81
  6. Step 6: Final answer
    x = 7,213,618.27

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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.