Home / 7,776,568.40-11,661,353.40-2,982,664.40

Finding the Fourth Proportional to 7,776,568.40, 11,661,353.40 and 2,982,664.40

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Solution

The fourth proportional to 7,776,568.40, 11,661,353.40 and 2,982,664.40 is: 4,472,654.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,568.40 : 11,661,353.40 = 2,982,664.40 : x
  2. Step 2: Convert to fraction form
    7,776,568.40/11,661,353.40 = 2,982,664.40/x
  3. Step 3: Cross multiply
    7,776,568.40x = 11,661,353.40 × 2,982,664.40
  4. Step 4: Simplify right side
    7,776,568.40x = 34,781,903,641,998.96
  5. Step 5: Solve for x
    x = 34,781,903,641,998.96/7,776,568.40
  6. Step 6: Final answer
    x = 4,472,654.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.