Home / 8,202,715.95-12,302,907.53-2,811,615.15

Finding the Fourth Proportional to 8,202,715.95, 12,302,907.53 and 2,811,615.15

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Solution

The fourth proportional to 8,202,715.95, 12,302,907.53 and 2,811,615.15 is: 4,217,022.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,202,715.95 : 12,302,907.53 = 2,811,615.15 : x
  2. Step 2: Convert to fraction form
    8,202,715.95/12,302,907.53 = 2,811,615.15/x
  3. Step 3: Cross multiply
    8,202,715.95x = 12,302,907.53 × 2,811,615.15
  4. Step 4: Simplify right side
    8,202,715.95x = 34,591,041,186,339.00
  5. Step 5: Solve for x
    x = 34,591,041,186,339.00/8,202,715.95
  6. Step 6: Final answer
    x = 4,217,022.92

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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.