Finding the Fourth Proportional to 47,577,924.16, 71,369,841.12 and 13,501,936.96
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Solution
The fourth proportional to 47,577,924.16, 71,369,841.12 and 13,501,936.96 is: 20,253,743.99
Step by Step Solution
- Step 1: Write the proportion equation
47,577,924.16 : 71,369,841.12 = 13,501,936.96 : x - Step 2: Convert to fraction form
47,577,924.16/71,369,841.12 = 13,501,936.96/x - Step 3: Cross multiply
47,577,924.16x = 71,369,841.12 × 13,501,936.96 - Step 4: Simplify right side
47,577,924.16x = 963,631,095,647,455.88 - Step 5: Solve for x
x = 963,631,095,647,455.88/47,577,924.16 - Step 6: Final answer
x = 20,253,743.99
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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.