Finding the Fourth Proportional to 71,003,364.84, 97,984,571.94 and 38,408,239.08
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Solution
The fourth proportional to 71,003,364.84, 97,984,571.94 and 38,408,239.08 is: 53,003,331.23
Step by Step Solution
- Step 1: Write the proportion equation
71,003,364.84 : 97,984,571.94 = 38,408,239.08 : x - Step 2: Convert to fraction form
71,003,364.84/97,984,571.94 = 38,408,239.08/x - Step 3: Cross multiply
71,003,364.84x = 97,984,571.94 × 38,408,239.08 - Step 4: Simplify right side
71,003,364.84x = 3,763,414,865,222,979 - Step 5: Solve for x
x = 3,763,414,865,222,979/71,003,364.84 - Step 6: Final answer
x = 53,003,331.23
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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.