Home / 30,257,887.50-41,755,884.75-19,392,871.50

Finding the Fourth Proportional to 30,257,887.50, 41,755,884.75 and 19,392,871.50

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Solution

The fourth proportional to 30,257,887.50, 41,755,884.75 and 19,392,871.50 is: 26,762,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,257,887.50 : 41,755,884.75 = 19,392,871.50 : x
  2. Step 2: Convert to fraction form
    30,257,887.50/41,755,884.75 = 19,392,871.50/x
  3. Step 3: Cross multiply
    30,257,887.50x = 41,755,884.75 × 19,392,871.50
  4. Step 4: Simplify right side
    30,257,887.50x = 809,766,507,325,559.62
  5. Step 5: Solve for x
    x = 809,766,507,325,559.62/30,257,887.50
  6. Step 6: Final answer
    x = 26,762,162.67

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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.