Home / 9,783,035.52-13,505,830.45-7,542,920.21

Finding the Fourth Proportional to 9,783,035.52, 13,505,830.45 and 7,542,920.21

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Solution

The fourth proportional to 9,783,035.52, 13,505,830.45 and 7,542,920.21 is: 10,413,271.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,783,035.52 : 13,505,830.45 = 7,542,920.21 : x
  2. Step 2: Convert to fraction form
    9,783,035.52/13,505,830.45 = 7,542,920.21/x
  3. Step 3: Cross multiply
    9,783,035.52x = 13,505,830.45 × 7,542,920.21
  4. Step 4: Simplify right side
    9,783,035.52x = 101,873,401,367,751.94
  5. Step 5: Solve for x
    x = 101,873,401,367,751.94/9,783,035.52
  6. Step 6: Final answer
    x = 10,413,271.14

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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.