Finding the Fourth Proportional to 7,710,221.58, 11,553,165.57 and 2,845,832.79
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Solution
The fourth proportional to 7,710,221.58, 11,553,165.57 and 2,845,832.79 is: 4,264,258.43
Step by Step Solution
- Step 1: Write the proportion equation
7,710,221.58 : 11,553,165.57 = 2,845,832.79 : x - Step 2: Convert to fraction form
7,710,221.58/11,553,165.57 = 2,845,832.79/x - Step 3: Cross multiply
7,710,221.58x = 11,553,165.57 × 2,845,832.79 - Step 4: Simplify right side
7,710,221.58x = 32,878,377,407,405.04 - Step 5: Solve for x
x = 32,878,377,407,405.04/7,710,221.58 - Step 6: Final answer
x = 4,264,258.43
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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.