Home / 31,205,738.56-46,813,085.52-9,642,223.12

Finding the Fourth Proportional to 31,205,738.56, 46,813,085.52 and 9,642,223.12

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Solution

The fourth proportional to 31,205,738.56, 46,813,085.52 and 9,642,223.12 is: 14,464,718.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,205,738.56 : 46,813,085.52 = 9,642,223.12 : x
  2. Step 2: Convert to fraction form
    31,205,738.56/46,813,085.52 = 9,642,223.12/x
  3. Step 3: Cross multiply
    31,205,738.56x = 46,813,085.52 × 9,642,223.12
  4. Step 4: Simplify right side
    31,205,738.56x = 451,382,215,519,481.19
  5. Step 5: Solve for x
    x = 451,382,215,519,481.19/31,205,738.56
  6. Step 6: Final answer
    x = 14,464,718.23

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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.