Finding the Fourth Proportional to 13,223,744.84, 19,837,194.74 and 6,395,411.33
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Solution
The fourth proportional to 13,223,744.84, 19,837,194.74 and 6,395,411.33 is: 9,593,879.91
Step by Step Solution
- Step 1: Write the proportion equation
13,223,744.84 : 19,837,194.74 = 6,395,411.33 : x - Step 2: Convert to fraction form
13,223,744.84/19,837,194.74 = 6,395,411.33/x - Step 3: Cross multiply
13,223,744.84x = 19,837,194.74 × 6,395,411.33 - Step 4: Simplify right side
13,223,744.84x = 126,867,019,962,821.66 - Step 5: Solve for x
x = 126,867,019,962,821.66/13,223,744.84 - Step 6: Final answer
x = 9,593,879.91
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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.