Home / 29,122,926.70-43,747,375.65-20,619,870.70

Finding the Fourth Proportional to 29,122,926.70, 43,747,375.65 and 20,619,870.70

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Solution

The fourth proportional to 29,122,926.70, 43,747,375.65 and 20,619,870.70 is: 30,974,401.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,122,926.70 : 43,747,375.65 = 20,619,870.70 : x
  2. Step 2: Convert to fraction form
    29,122,926.70/43,747,375.65 = 20,619,870.70/x
  3. Step 3: Cross multiply
    29,122,926.70x = 43,747,375.65 × 20,619,870.70
  4. Step 4: Simplify right side
    29,122,926.70x = 902,065,229,367,328.38
  5. Step 5: Solve for x
    x = 902,065,229,367,328.38/29,122,926.70
  6. Step 6: Final answer
    x = 30,974,401.67

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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.