Home / 7,223,113.12-10,838,394.69-3,385,325.43

Finding the Fourth Proportional to 7,223,113.12, 10,838,394.69 and 3,385,325.43

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Solution

The fourth proportional to 7,223,113.12, 10,838,394.69 and 3,385,325.43 is: 5,079,733.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,223,113.12 : 10,838,394.69 = 3,385,325.43 : x
  2. Step 2: Convert to fraction form
    7,223,113.12/10,838,394.69 = 3,385,325.43/x
  3. Step 3: Cross multiply
    7,223,113.12x = 10,838,394.69 × 3,385,325.43
  4. Step 4: Simplify right side
    7,223,113.12x = 36,691,493,164,433.97
  5. Step 5: Solve for x
    x = 36,691,493,164,433.97/7,223,113.12
  6. Step 6: Final answer
    x = 5,079,733.98

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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.