Home / 31,153,194.12-46,673,881.74-19,016,413.32

Finding the Fourth Proportional to 31,153,194.12, 46,673,881.74 and 19,016,413.32

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Solution

The fourth proportional to 31,153,194.12, 46,673,881.74 and 19,016,413.32 is: 28,490,491.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,153,194.12 : 46,673,881.74 = 19,016,413.32 : x
  2. Step 2: Convert to fraction form
    31,153,194.12/46,673,881.74 = 19,016,413.32/x
  3. Step 3: Cross multiply
    31,153,194.12x = 46,673,881.74 × 19,016,413.32
  4. Step 4: Simplify right side
    31,153,194.12x = 887,569,826,416,640.88
  5. Step 5: Solve for x
    x = 887,569,826,416,640.88/31,153,194.12
  6. Step 6: Final answer
    x = 28,490,491.95

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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.