Finding the Fourth Proportional to 16,775,653.74, 25,163,438.30 and 4,645,076.74
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Solution
The fourth proportional to 16,775,653.74, 25,163,438.30 and 4,645,076.74 is: 6,967,603.39
Step by Step Solution
- Step 1: Write the proportion equation
16,775,653.74 : 25,163,438.30 = 4,645,076.74 : x - Step 2: Convert to fraction form
16,775,653.74/25,163,438.30 = 4,645,076.74/x - Step 3: Cross multiply
16,775,653.74x = 25,163,438.30 × 4,645,076.74 - Step 4: Simplify right side
16,775,653.74x = 116,886,101,945,755.16 - Step 5: Solve for x
x = 116,886,101,945,755.16/16,775,653.74 - Step 6: Final answer
x = 6,967,603.39
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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.