Home / 8,738,748.56-13,114,067.16-5,362,651.28

Finding the Fourth Proportional to 8,738,748.56, 13,114,067.16 and 5,362,651.28

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Solution

The fourth proportional to 8,738,748.56, 13,114,067.16 and 5,362,651.28 is: 8,047,624.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,738,748.56 : 13,114,067.16 = 5,362,651.28 : x
  2. Step 2: Convert to fraction form
    8,738,748.56/13,114,067.16 = 5,362,651.28/x
  3. Step 3: Cross multiply
    8,738,748.56x = 13,114,067.16 × 5,362,651.28
  4. Step 4: Simplify right side
    8,738,748.56x = 70,326,169,041,579.97
  5. Step 5: Solve for x
    x = 70,326,169,041,579.97/8,738,748.56
  6. Step 6: Final answer
    x = 8,047,624.73

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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.