Home / 9,007,703.55-13,505,878.85-7,641,954.45

Finding the Fourth Proportional to 9,007,703.55, 13,505,878.85 and 7,641,954.45

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Solution

The fourth proportional to 9,007,703.55, 13,505,878.85 and 7,641,954.45 is: 11,458,115.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,007,703.55 : 13,505,878.85 = 7,641,954.45 : x
  2. Step 2: Convert to fraction form
    9,007,703.55/13,505,878.85 = 7,641,954.45/x
  3. Step 3: Cross multiply
    9,007,703.55x = 13,505,878.85 × 7,641,954.45
  4. Step 4: Simplify right side
    9,007,703.55x = 103,211,310,940,708.62
  5. Step 5: Solve for x
    x = 103,211,310,940,708.62/9,007,703.55
  6. Step 6: Final answer
    x = 11,458,115.86

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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.