Finding the Fourth Proportional to 71,213,965.98, 106,834,232.97 and 32,355,142.62
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Solution
The fourth proportional to 71,213,965.98, 106,834,232.97 and 32,355,142.62 is: 48,538,749.34
Step by Step Solution
- Step 1: Write the proportion equation
71,213,965.98 : 106,834,232.97 = 32,355,142.62 : x - Step 2: Convert to fraction form
71,213,965.98/106,834,232.97 = 32,355,142.62/x - Step 3: Cross multiply
71,213,965.98x = 106,834,232.97 × 32,355,142.62 - Step 4: Simplify right side
71,213,965.98x = 3,456,636,844,442,656.50 - Step 5: Solve for x
x = 3,456,636,844,442,656.50/71,213,965.98 - Step 6: Final answer
x = 48,538,749.34
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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.