Home / 8,211,428.55-11,331,284.51-4,540,056.97

Finding the Fourth Proportional to 8,211,428.55, 11,331,284.51 and 4,540,056.97

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Solution

The fourth proportional to 8,211,428.55, 11,331,284.51 and 4,540,056.97 is: 6,265,009.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,211,428.55 : 11,331,284.51 = 4,540,056.97 : x
  2. Step 2: Convert to fraction form
    8,211,428.55/11,331,284.51 = 4,540,056.97/x
  3. Step 3: Cross multiply
    8,211,428.55x = 11,331,284.51 × 4,540,056.97
  4. Step 4: Simplify right side
    8,211,428.55x = 51,444,677,277,132.10
  5. Step 5: Solve for x
    x = 51,444,677,277,132.10/8,211,428.55
  6. Step 6: Final answer
    x = 6,265,009.43

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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.