Finding the Fourth Proportional to 56,270,907.42, 77,652,184.43 and 31,154,136.12
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Solution
The fourth proportional to 56,270,907.42, 77,652,184.43 and 31,154,136.12 is: 42,991,784.47
Step by Step Solution
- Step 1: Write the proportion equation
56,270,907.42 : 77,652,184.43 = 31,154,136.12 : x - Step 2: Convert to fraction form
56,270,907.42/77,652,184.43 = 31,154,136.12/x - Step 3: Cross multiply
56,270,907.42x = 77,652,184.43 × 31,154,136.12 - Step 4: Simplify right side
56,270,907.42x = 2,419,186,723,591,794 - Step 5: Solve for x
x = 2,419,186,723,591,794/56,270,907.42 - Step 6: Final answer
x = 42,991,784.47
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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.