Home / 6,806,314.71-9,392,136.03-3,905,643.15

Finding the Fourth Proportional to 6,806,314.71, 9,392,136.03 and 3,905,643.15

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Solution

The fourth proportional to 6,806,314.71, 9,392,136.03 and 3,905,643.15 is: 5,389,455.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,806,314.71 : 9,392,136.03 = 3,905,643.15 : x
  2. Step 2: Convert to fraction form
    6,806,314.71/9,392,136.03 = 3,905,643.15/x
  3. Step 3: Cross multiply
    6,806,314.71x = 9,392,136.03 × 3,905,643.15
  4. Step 4: Simplify right side
    6,806,314.71x = 36,682,331,749,437.69
  5. Step 5: Solve for x
    x = 36,682,331,749,437.69/6,806,314.71
  6. Step 6: Final answer
    x = 5,389,455.72

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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.