Finding the Fourth Proportional to 8,536,946.94, 12,804,477.26 and 2,147,201.80
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Solution
The fourth proportional to 8,536,946.94, 12,804,477.26 and 2,147,201.80 is: 3,220,565.48
Step by Step Solution
- Step 1: Write the proportion equation
8,536,946.94 : 12,804,477.26 = 2,147,201.80 : x - Step 2: Convert to fraction form
8,536,946.94/12,804,477.26 = 2,147,201.80/x - Step 3: Cross multiply
8,536,946.94x = 12,804,477.26 × 2,147,201.80 - Step 4: Simplify right side
8,536,946.94x = 27,493,796,620,731.07 - Step 5: Solve for x
x = 27,493,796,620,731.07/8,536,946.94 - Step 6: Final answer
x = 3,220,565.48
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.