Finding the Fourth Proportional to 27,675,545.76, 41,513,466.42 and 18,151,237.26
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Solution
The fourth proportional to 27,675,545.76, 41,513,466.42 and 18,151,237.26 is: 27,226,952.81
Step by Step Solution
- Step 1: Write the proportion equation
27,675,545.76 : 41,513,466.42 = 18,151,237.26 : x - Step 2: Convert to fraction form
27,675,545.76/41,513,466.42 = 18,151,237.26/x - Step 3: Cross multiply
27,675,545.76x = 41,513,466.42 × 18,151,237.26 - Step 4: Simplify right side
27,675,545.76x = 753,520,778,474,462.88 - Step 5: Solve for x
x = 753,520,778,474,462.88/27,675,545.76 - Step 6: Final answer
x = 27,226,952.81
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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.