Finding the Fourth Proportional to 71,064,115.40, 106,596,173.10 and 59,584,989.80
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Solution
The fourth proportional to 71,064,115.40, 106,596,173.10 and 59,584,989.80 is: 89,377,484.70
Step by Step Solution
- Step 1: Write the proportion equation
71,064,115.40 : 106,596,173.10 = 59,584,989.80 : x - Step 2: Convert to fraction form
71,064,115.40/106,596,173.10 = 59,584,989.80/x - Step 3: Cross multiply
71,064,115.40x = 106,596,173.10 × 59,584,989.80 - Step 4: Simplify right side
71,064,115.40x = 6,351,531,886,882,534 - Step 5: Solve for x
x = 6,351,531,886,882,534/71,064,115.40 - Step 6: Final answer
x = 89,377,484.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.