Home / 11,848,551.20-17,772,826.80-10,915,431.20

Finding the Fourth Proportional to 11,848,551.20, 17,772,826.80 and 10,915,431.20

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Solution

The fourth proportional to 11,848,551.20, 17,772,826.80 and 10,915,431.20 is: 16,373,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,848,551.20 : 17,772,826.80 = 10,915,431.20 : x
  2. Step 2: Convert to fraction form
    11,848,551.20/17,772,826.80 = 10,915,431.20/x
  3. Step 3: Cross multiply
    11,848,551.20x = 17,772,826.80 × 10,915,431.20
  4. Step 4: Simplify right side
    11,848,551.20x = 193,998,068,164,916.16
  5. Step 5: Solve for x
    x = 193,998,068,164,916.16/11,848,551.20
  6. Step 6: Final answer
    x = 16,373,146.80

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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.