Finding the Fourth Proportional to 65,479,122.84, 98,191,661.12 and 22,351,799.95
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Solution
The fourth proportional to 65,479,122.84, 98,191,661.12 and 22,351,799.95 is: 33,518,475.37
Step by Step Solution
- Step 1: Write the proportion equation
65,479,122.84 : 98,191,661.12 = 22,351,799.95 : x - Step 2: Convert to fraction form
65,479,122.84/98,191,661.12 = 22,351,799.95/x - Step 3: Cross multiply
65,479,122.84x = 98,191,661.12 × 22,351,799.95 - Step 4: Simplify right side
65,479,122.84x = 2,194,760,366,112,433 - Step 5: Solve for x
x = 2,194,760,366,112,433/65,479,122.84 - Step 6: Final answer
x = 33,518,475.37
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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.