Finding the Fourth Proportional to 33,707,390.88, 46,515,868.68 and 18,237,136.08
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Solution
The fourth proportional to 33,707,390.88, 46,515,868.68 and 18,237,136.08 is: 25,167,068.85
Step by Step Solution
- Step 1: Write the proportion equation
33,707,390.88 : 46,515,868.68 = 18,237,136.08 : x - Step 2: Convert to fraction form
33,707,390.88/46,515,868.68 = 18,237,136.08/x - Step 3: Cross multiply
33,707,390.88x = 46,515,868.68 × 18,237,136.08 - Step 4: Simplify right side
33,707,390.88x = 848,316,226,996,569.88 - Step 5: Solve for x
x = 848,316,226,996,569.88/33,707,390.88 - Step 6: Final answer
x = 25,167,068.85
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.