Home / 9,028,091.80-13,542,137.70-5,432,007.70

Finding the Fourth Proportional to 9,028,091.80, 13,542,137.70 and 5,432,007.70

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Solution

The fourth proportional to 9,028,091.80, 13,542,137.70 and 5,432,007.70 is: 8,148,011.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028,091.80 : 13,542,137.70 = 5,432,007.70 : x
  2. Step 2: Convert to fraction form
    9,028,091.80/13,542,137.70 = 5,432,007.70/x
  3. Step 3: Cross multiply
    9,028,091.80x = 13,542,137.70 × 5,432,007.70
  4. Step 4: Simplify right side
    9,028,091.80x = 73,560,996,260,860.28
  5. Step 5: Solve for x
    x = 73,560,996,260,860.28/9,028,091.80
  6. Step 6: Final answer
    x = 8,148,011.55

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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.