Home / 30,906,427.20-46,396,965.60-30,682,478.40

Finding the Fourth Proportional to 30,906,427.20, 46,396,965.60 and 30,682,478.40

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Solution

The fourth proportional to 30,906,427.20, 46,396,965.60 and 30,682,478.40 is: 46,060,771.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,906,427.20 : 46,396,965.60 = 30,682,478.40 : x
  2. Step 2: Convert to fraction form
    30,906,427.20/46,396,965.60 = 30,682,478.40/x
  3. Step 3: Cross multiply
    30,906,427.20x = 46,396,965.60 × 30,682,478.40
  4. Step 4: Simplify right side
    30,906,427.20x = 1,423,573,894,847,543
  5. Step 5: Solve for x
    x = 1,423,573,894,847,543/30,906,427.20
  6. Step 6: Final answer
    x = 46,060,771.94

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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.