Home / 7,019,222.12-10,529,047.66-2,408,143.69

Finding the Fourth Proportional to 7,019,222.12, 10,529,047.66 and 2,408,143.69

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Solution

The fourth proportional to 7,019,222.12, 10,529,047.66 and 2,408,143.69 is: 3,612,289.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019,222.12 : 10,529,047.66 = 2,408,143.69 : x
  2. Step 2: Convert to fraction form
    7,019,222.12/10,529,047.66 = 2,408,143.69/x
  3. Step 3: Cross multiply
    7,019,222.12x = 10,529,047.66 × 2,408,143.69
  4. Step 4: Simplify right side
    7,019,222.12x = 25,355,459,684,138.27
  5. Step 5: Solve for x
    x = 25,355,459,684,138.27/7,019,222.12
  6. Step 6: Final answer
    x = 3,612,289.12

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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.