Home / 7,507,454.42-11,262,067.37-5,626,153.28

Finding the Fourth Proportional to 7,507,454.42, 11,262,067.37 and 5,626,153.28

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Solution

The fourth proportional to 7,507,454.42, 11,262,067.37 and 5,626,153.28 is: 8,439,893.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,507,454.42 : 11,262,067.37 = 5,626,153.28 : x
  2. Step 2: Convert to fraction form
    7,507,454.42/11,262,067.37 = 5,626,153.28/x
  3. Step 3: Cross multiply
    7,507,454.42x = 11,262,067.37 × 5,626,153.28
  4. Step 4: Simplify right side
    7,507,454.42x = 63,362,117,188,865.38
  5. Step 5: Solve for x
    x = 63,362,117,188,865.38/7,507,454.42
  6. Step 6: Final answer
    x = 8,439,893.70

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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.