Finding the Fourth Proportional to 19,929,843.06, 29,894,765.00 and 4,783,774.56
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Solution
The fourth proportional to 19,929,843.06, 29,894,765.00 and 4,783,774.56 is: 7,175,661.94
Step by Step Solution
- Step 1: Write the proportion equation
19,929,843.06 : 29,894,765.00 = 4,783,774.56 : x - Step 2: Convert to fraction form
19,929,843.06/29,894,765.00 = 4,783,774.56/x - Step 3: Cross multiply
19,929,843.06x = 29,894,765.00 × 4,783,774.56 - Step 4: Simplify right side
19,929,843.06x = 143,009,816,260,259.53 - Step 5: Solve for x
x = 143,009,816,260,259.53/19,929,843.06 - Step 6: Final answer
x = 7,175,661.94
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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.