Finding the Fourth Proportional to 71,965,740.24, 107,948,926.44 and 22,781,835.36
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Solution
The fourth proportional to 71,965,740.24, 107,948,926.44 and 22,781,835.36 is: 34,172,853.10
Step by Step Solution
- Step 1: Write the proportion equation
71,965,740.24 : 107,948,926.44 = 22,781,835.36 : x - Step 2: Convert to fraction form
71,965,740.24/107,948,926.44 = 22,781,835.36/x - Step 3: Cross multiply
71,965,740.24x = 107,948,926.44 × 22,781,835.36 - Step 4: Simplify right side
71,965,740.24x = 2,459,274,669,444,831 - Step 5: Solve for x
x = 2,459,274,669,444,831/71,965,740.24 - Step 6: Final answer
x = 34,172,853.10
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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.