Finding the Fourth Proportional to 45,612,239.06, 68,417,809.11 and 18,318,041.66
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Solution
The fourth proportional to 45,612,239.06, 68,417,809.11 and 18,318,041.66 is: 27,476,841.82
Step by Step Solution
- Step 1: Write the proportion equation
45,612,239.06 : 68,417,809.11 = 18,318,041.66 : x - Step 2: Convert to fraction form
45,612,239.06/68,417,809.11 = 18,318,041.66/x - Step 3: Cross multiply
45,612,239.06x = 68,417,809.11 × 18,318,041.66 - Step 4: Simplify right side
45,612,239.06x = 1,253,280,277,733,952.25 - Step 5: Solve for x
x = 1,253,280,277,733,952.25/45,612,239.06 - Step 6: Final answer
x = 27,476,841.82
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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.