Home / 7,880,410.63-11,825,173.95-3,331,165.06

Finding the Fourth Proportional to 7,880,410.63, 11,825,173.95 and 3,331,165.06

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Solution

The fourth proportional to 7,880,410.63, 11,825,173.95 and 3,331,165.06 is: 4,998,674.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,880,410.63 : 11,825,173.95 = 3,331,165.06 : x
  2. Step 2: Convert to fraction form
    7,880,410.63/11,825,173.95 = 3,331,165.06/x
  3. Step 3: Cross multiply
    7,880,410.63x = 11,825,173.95 × 3,331,165.06
  4. Step 4: Simplify right side
    7,880,410.63x = 39,391,606,290,662.19
  5. Step 5: Solve for x
    x = 39,391,606,290,662.19/7,880,410.63
  6. Step 6: Final answer
    x = 4,998,674.33

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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.