Home / 30,520,919.70-45,781,379.55-22,389,872.40

Finding the Fourth Proportional to 30,520,919.70, 45,781,379.55 and 22,389,872.40

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Solution

The fourth proportional to 30,520,919.70, 45,781,379.55 and 22,389,872.40 is: 33,584,808.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,520,919.70 : 45,781,379.55 = 22,389,872.40 : x
  2. Step 2: Convert to fraction form
    30,520,919.70/45,781,379.55 = 22,389,872.40/x
  3. Step 3: Cross multiply
    30,520,919.70x = 45,781,379.55 × 22,389,872.40
  4. Step 4: Simplify right side
    30,520,919.70x = 1,025,039,246,420,469.25
  5. Step 5: Solve for x
    x = 1,025,039,246,420,469.25/30,520,919.70
  6. Step 6: Final answer
    x = 33,584,808.60

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1.5x scale

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.