Finding the Fourth Proportional to 36,766,536.68, 55,133,851.80 and 12,498,944.60
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Solution
The fourth proportional to 36,766,536.68, 55,133,851.80 and 12,498,944.60 is: 18,742,993.53
Step by Step Solution
- Step 1: Write the proportion equation
36,766,536.68 : 55,133,851.80 = 12,498,944.60 : x - Step 2: Convert to fraction form
36,766,536.68/55,133,851.80 = 12,498,944.60/x - Step 3: Cross multiply
36,766,536.68x = 55,133,851.80 × 12,498,944.60 - Step 4: Simplify right side
36,766,536.68x = 689,114,959,232,810.25 - Step 5: Solve for x
x = 689,114,959,232,810.25/36,766,536.68 - Step 6: Final answer
x = 18,742,993.53
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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.