Finding the Fourth Proportional to 8,765,671.05, 12,096,393.80 and 4,898,223.99
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Solution
The fourth proportional to 8,765,671.05, 12,096,393.80 and 4,898,223.99 is: 6,759,419.32
Step by Step Solution
- Step 1: Write the proportion equation
8,765,671.05 : 12,096,393.80 = 4,898,223.99 : x - Step 2: Convert to fraction form
8,765,671.05/12,096,393.80 = 4,898,223.99/x - Step 3: Cross multiply
8,765,671.05x = 12,096,393.80 × 4,898,223.99 - Step 4: Simplify right side
8,765,671.05x = 59,250,846,279,156.14 - Step 5: Solve for x
x = 59,250,846,279,156.14/8,765,671.05 - Step 6: Final answer
x = 6,759,419.32
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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.