Finding the Fourth Proportional to 44,672,361.86, 66,559,544.71 and 42,163,358.21
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Solution
The fourth proportional to 44,672,361.86, 66,559,544.71 and 42,163,358.21 is: 62,821,257.02
Step by Step Solution
- Step 1: Write the proportion equation
44,672,361.86 : 66,559,544.71 = 42,163,358.21 : x - Step 2: Convert to fraction form
44,672,361.86/66,559,544.71 = 42,163,358.21/x - Step 3: Cross multiply
44,672,361.86x = 66,559,544.71 × 42,163,358.21 - Step 4: Simplify right side
44,672,361.86x = 2,806,373,925,902,240.50 - Step 5: Solve for x
x = 2,806,373,925,902,240.50/44,672,361.86 - Step 6: Final answer
x = 62,821,257.02
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.