Finding the Fourth Proportional to 46,785,678.17, 64,544,465.66 and 31,320,745.07
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Solution
The fourth proportional to 46,785,678.17, 64,544,465.66 and 31,320,745.07 is: 43,209,392.99
Step by Step Solution
- Step 1: Write the proportion equation
46,785,678.17 : 64,544,465.66 = 31,320,745.07 : x - Step 2: Convert to fraction form
46,785,678.17/64,544,465.66 = 31,320,745.07/x - Step 3: Cross multiply
46,785,678.17x = 64,544,465.66 × 31,320,745.07 - Step 4: Simplify right side
46,785,678.17x = 2,021,580,754,136,903.25 - Step 5: Solve for x
x = 2,021,580,754,136,903.25/46,785,678.17 - Step 6: Final answer
x = 43,209,392.99
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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.