Finding the Fourth Proportional to 46,148,761.60, 63,693,810.60 and 29,649,511.52
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Solution
The fourth proportional to 46,148,761.60, 63,693,810.60 and 29,649,511.52 is: 40,921,799.54
Step by Step Solution
- Step 1: Write the proportion equation
46,148,761.60 : 63,693,810.60 = 29,649,511.52 : x - Step 2: Convert to fraction form
46,148,761.60/63,693,810.60 = 29,649,511.52/x - Step 3: Cross multiply
46,148,761.60x = 63,693,810.60 × 29,649,511.52 - Step 4: Simplify right side
46,148,761.60x = 1,888,490,371,137,398.25 - Step 5: Solve for x
x = 1,888,490,371,137,398.25/46,148,761.60 - Step 6: Final answer
x = 40,921,799.54
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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.