Home / 46,545,866.72-69,770,894.20-20,650,363.32

Finding the Fourth Proportional to 46,545,866.72, 69,770,894.20 and 20,650,363.32

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Solution

The fourth proportional to 46,545,866.72, 69,770,894.20 and 20,650,363.32 is: 30,954,291.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,545,866.72 : 69,770,894.20 = 20,650,363.32 : x
  2. Step 2: Convert to fraction form
    46,545,866.72/69,770,894.20 = 20,650,363.32/x
  3. Step 3: Cross multiply
    46,545,866.72x = 69,770,894.20 × 20,650,363.32
  4. Step 4: Simplify right side
    46,545,866.72x = 1,440,794,314,391,280.75
  5. Step 5: Solve for x
    x = 1,440,794,314,391,280.75/46,545,866.72
  6. Step 6: Final answer
    x = 30,954,291.24

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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.