Finding the Fourth Proportional to 45,312,591.94, 62,514,973.87 and 29,640,562.09
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Solution
The fourth proportional to 45,312,591.94, 62,514,973.87 and 29,640,562.09 is: 40,893,245.90
Step by Step Solution
- Step 1: Write the proportion equation
45,312,591.94 : 62,514,973.87 = 29,640,562.09 : x - Step 2: Convert to fraction form
45,312,591.94/62,514,973.87 = 29,640,562.09/x - Step 3: Cross multiply
45,312,591.94x = 62,514,973.87 × 29,640,562.09 - Step 4: Simplify right side
45,312,591.94x = 1,852,978,964,548,462.50 - Step 5: Solve for x
x = 1,852,978,964,548,462.50/45,312,591.94 - Step 6: Final answer
x = 40,893,245.90
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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.