Home / 8,143,690.68-12,211,806.66-4,862,534.67

Finding the Fourth Proportional to 8,143,690.68, 12,211,806.66 and 4,862,534.67

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Solution

The fourth proportional to 8,143,690.68, 12,211,806.66 and 4,862,534.67 is: 7,291,575.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,143,690.68 : 12,211,806.66 = 4,862,534.67 : x
  2. Step 2: Convert to fraction form
    8,143,690.68/12,211,806.66 = 4,862,534.67/x
  3. Step 3: Cross multiply
    8,143,690.68x = 12,211,806.66 × 4,862,534.67
  4. Step 4: Simplify right side
    8,143,690.68x = 59,380,333,267,586.90
  5. Step 5: Solve for x
    x = 59,380,333,267,586.90/8,143,690.68
  6. Step 6: Final answer
    x = 7,291,575.23

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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.