Finding the Fourth Proportional to 45,378,312.08, 62,604,224.87 and 27,944,390.07
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Solution
The fourth proportional to 45,378,312.08, 62,604,224.87 and 27,944,390.07 is: 38,552,268.69
Step by Step Solution
- Step 1: Write the proportion equation
45,378,312.08 : 62,604,224.87 = 27,944,390.07 : x - Step 2: Convert to fraction form
45,378,312.08/62,604,224.87 = 27,944,390.07/x - Step 3: Cross multiply
45,378,312.08x = 62,604,224.87 × 27,944,390.07 - Step 4: Simplify right side
45,378,312.08x = 1,749,436,879,657,553.25 - Step 5: Solve for x
x = 1,749,436,879,657,553.25/45,378,312.08 - Step 6: Final answer
x = 38,552,268.69
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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.