Home / 30,520,908.20-45,781,362.30-22,389,860.90

Finding the Fourth Proportional to 30,520,908.20, 45,781,362.30 and 22,389,860.90

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Solution

The fourth proportional to 30,520,908.20, 45,781,362.30 and 22,389,860.90 is: 33,584,791.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520,908.20 : 45,781,362.30 = 22,389,860.90 : x
  2. Step 2: Convert to fraction form
    30,520,908.20/45,781,362.30 = 22,389,860.90/x
  3. Step 3: Cross multiply
    30,520,908.20x = 45,781,362.30 × 22,389,860.90
  4. Step 4: Simplify right side
    30,520,908.20x = 1,025,038,333,709,503.88
  5. Step 5: Solve for x
    x = 1,025,038,333,709,503.88/30,520,908.20
  6. Step 6: Final answer
    x = 33,584,791.35

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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.