Home / 6,331,075-8,736,891.20-3,430,463.56

Finding the Fourth Proportional to 6,331,075, 8,736,891.20 and 3,430,463.56

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Solution

The fourth proportional to 6,331,075, 8,736,891.20 and 3,430,463.56 is: 4,734,043.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,331,075 : 8,736,891.20 = 3,430,463.56 : x
  2. Step 2: Convert to fraction form
    6,331,075/8,736,891.20 = 3,430,463.56/x
  3. Step 3: Cross multiply
    6,331,075x = 8,736,891.20 × 3,430,463.56
  4. Step 4: Simplify right side
    6,331,075x = 29,971,586,889,284.67
  5. Step 5: Solve for x
    x = 29,971,586,889,284.67/6,331,075
  6. Step 6: Final answer
    x = 4,734,043.89

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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.