Home / 9,209,173.34-13,813,750.29-3,143,401.67

Finding the Fourth Proportional to 9,209,173.34, 13,813,750.29 and 3,143,401.67

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Solution

The fourth proportional to 9,209,173.34, 13,813,750.29 and 3,143,401.67 is: 4,715,099.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,209,173.34 : 13,813,750.29 = 3,143,401.67 : x
  2. Step 2: Convert to fraction form
    9,209,173.34/13,813,750.29 = 3,143,401.67/x
  3. Step 3: Cross multiply
    9,209,173.34x = 13,813,750.29 × 3,143,401.67
  4. Step 4: Simplify right side
    9,209,173.34x = 43,422,165,730,548.98
  5. Step 5: Solve for x
    x = 43,422,165,730,548.98/9,209,173.34
  6. Step 6: Final answer
    x = 4,715,099.19

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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.