Home / 30,783,690.77-46,083,478.03-18,616,330.85

Finding the Fourth Proportional to 30,783,690.77, 46,083,478.03 and 18,616,330.85

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Solution

The fourth proportional to 30,783,690.77, 46,083,478.03 and 18,616,330.85 is: 27,868,824.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783,690.77 : 46,083,478.03 = 18,616,330.85 : x
  2. Step 2: Convert to fraction form
    30,783,690.77/46,083,478.03 = 18,616,330.85/x
  3. Step 3: Cross multiply
    30,783,690.77x = 46,083,478.03 × 18,616,330.85
  4. Step 4: Simplify right side
    30,783,690.77x = 857,905,273,448,228
  5. Step 5: Solve for x
    x = 857,905,273,448,228/30,783,690.77
  6. Step 6: Final answer
    x = 27,868,824.44

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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.