Home / 7,002,872.87-9,671,936.18-4,707,047.75

Finding the Fourth Proportional to 7,002,872.87, 9,671,936.18 and 4,707,047.75

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Solution

The fourth proportional to 7,002,872.87, 9,671,936.18 and 4,707,047.75 is: 6,501,084.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,002,872.87 : 9,671,936.18 = 4,707,047.75 : x
  2. Step 2: Convert to fraction form
    7,002,872.87/9,671,936.18 = 4,707,047.75/x
  3. Step 3: Cross multiply
    7,002,872.87x = 9,671,936.18 × 4,707,047.75
  4. Step 4: Simplify right side
    7,002,872.87x = 45,526,265,362,317.68
  5. Step 5: Solve for x
    x = 45,526,265,362,317.68/7,002,872.87
  6. Step 6: Final answer
    x = 6,501,084.09

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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.