Finding the Fourth Proportional to 46,447,223.00, 69,631,862.16 and 20,535,340.82
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Solution
The fourth proportional to 46,447,223.00, 69,631,862.16 and 20,535,340.82 is: 30,785,780.70
Step by Step Solution
- Step 1: Write the proportion equation
46,447,223.00 : 69,631,862.16 = 20,535,340.82 : x - Step 2: Convert to fraction form
46,447,223.00/69,631,862.16 = 20,535,340.82/x - Step 3: Cross multiply
46,447,223.00x = 69,631,862.16 × 20,535,340.82 - Step 4: Simplify right side
46,447,223.00x = 1,429,914,021,560,941 - Step 5: Solve for x
x = 1,429,914,021,560,941/46,447,223.00 - Step 6: Final answer
x = 30,785,780.70
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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.