Finding the Fourth Proportional to 70,135,086.48, 96,790,716.36 and 39,197,726.16
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Solution
The fourth proportional to 70,135,086.48, 96,790,716.36 and 39,197,726.16 is: 54,095,263.66
Step by Step Solution
- Step 1: Write the proportion equation
70,135,086.48 : 96,790,716.36 = 39,197,726.16 : x - Step 2: Convert to fraction form
70,135,086.48/96,790,716.36 = 39,197,726.16/x - Step 3: Cross multiply
70,135,086.48x = 96,790,716.36 × 39,197,726.16 - Step 4: Simplify right side
70,135,086.48x = 3,793,975,994,709,511.50 - Step 5: Solve for x
x = 3,793,975,994,709,511.50/70,135,086.48 - Step 6: Final answer
x = 54,095,263.66
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.