Finding the Fourth Proportional to 29,262,033.42, 40,395,608.91 and 19,488,741.90
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Solution
The fourth proportional to 29,262,033.42, 40,395,608.91 and 19,488,741.90 is: 26,903,789.79
Step by Step Solution
- Step 1: Write the proportion equation
29,262,033.42 : 40,395,608.91 = 19,488,741.90 : x - Step 2: Convert to fraction form
29,262,033.42/40,395,608.91 = 19,488,741.90/x - Step 3: Cross multiply
29,262,033.42x = 40,395,608.91 × 19,488,741.90 - Step 4: Simplify right side
29,262,033.42x = 787,259,595,940,330.25 - Step 5: Solve for x
x = 787,259,595,940,330.25/29,262,033.42 - Step 6: Final answer
x = 26,903,789.79
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.