Home / 9,151,943.42-12,629,647.27-5,022,043.67

Finding the Fourth Proportional to 9,151,943.42, 12,629,647.27 and 5,022,043.67

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Solution

The fourth proportional to 9,151,943.42, 12,629,647.27 and 5,022,043.67 is: 6,930,401.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151,943.42 : 12,629,647.27 = 5,022,043.67 : x
  2. Step 2: Convert to fraction form
    9,151,943.42/12,629,647.27 = 5,022,043.67/x
  3. Step 3: Cross multiply
    9,151,943.42x = 12,629,647.27 × 5,022,043.67
  4. Step 4: Simplify right side
    9,151,943.42x = 63,426,640,145,655.30
  5. Step 5: Solve for x
    x = 63,426,640,145,655.30/9,151,943.42
  6. Step 6: Final answer
    x = 6,930,401.25

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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.