Finding the Fourth Proportional to 48,262,383.90, 66,603,468.24 and 29,425,053.06
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Solution
The fourth proportional to 48,262,383.90, 66,603,468.24 and 29,425,053.06 is: 40,607,413.65
Step by Step Solution
- Step 1: Write the proportion equation
48,262,383.90 : 66,603,468.24 = 29,425,053.06 : x - Step 2: Convert to fraction form
48,262,383.90/66,603,468.24 = 29,425,053.06/x - Step 3: Cross multiply
48,262,383.90x = 66,603,468.24 × 29,425,053.06 - Step 4: Simplify right side
48,262,383.90x = 1,959,810,586,942,024.75 - Step 5: Solve for x
x = 1,959,810,586,942,024.75/48,262,383.90 - Step 6: Final answer
x = 40,607,413.65
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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.