Finding the Fourth Proportional to 36,759,329.48, 55,104,741.05 and 12,481,656.05
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Solution
The fourth proportional to 36,759,329.48, 55,104,741.05 and 12,481,656.05 is: 18,710,853.39
Step by Step Solution
- Step 1: Write the proportion equation
36,759,329.48 : 55,104,741.05 = 12,481,656.05 : x - Step 2: Convert to fraction form
36,759,329.48/55,104,741.05 = 12,481,656.05/x - Step 3: Cross multiply
36,759,329.48x = 55,104,741.05 × 12,481,656.05 - Step 4: Simplify right side
36,759,329.48x = 687,798,424,585,769.50 - Step 5: Solve for x
x = 687,798,424,585,769.50/36,759,329.48 - Step 6: Final answer
x = 18,710,853.39
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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.