Home / 11,618,907.28-16,032,968.84-6,723,152.72

Finding the Fourth Proportional to 11,618,907.28, 16,032,968.84 and 6,723,152.72

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Solution

The fourth proportional to 11,618,907.28, 16,032,968.84 and 6,723,152.72 is: 9,277,300.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,907.28 : 16,032,968.84 = 6,723,152.72 : x
  2. Step 2: Convert to fraction form
    11,618,907.28/16,032,968.84 = 6,723,152.72/x
  3. Step 3: Cross multiply
    11,618,907.28x = 16,032,968.84 × 6,723,152.72
  4. Step 4: Simplify right side
    11,618,907.28x = 107,792,098,066,321.23
  5. Step 5: Solve for x
    x = 107,792,098,066,321.23/11,618,907.28
  6. Step 6: Final answer
    x = 9,277,300.82

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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.