Finding the Fourth Proportional to 47,877,545.13, 71,826,405.23 and 15,526,925.14
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Solution
The fourth proportional to 47,877,545.13, 71,826,405.23 and 15,526,925.14 is: 23,293,659.15
Step by Step Solution
- Step 1: Write the proportion equation
47,877,545.13 : 71,826,405.23 = 15,526,925.14 : x - Step 2: Convert to fraction form
47,877,545.13/71,826,405.23 = 15,526,925.14/x - Step 3: Cross multiply
47,877,545.13x = 71,826,405.23 × 15,526,925.14 - Step 4: Simplify right side
47,877,545.13x = 1,115,243,217,081,514.62 - Step 5: Solve for x
x = 1,115,243,217,081,514.62/47,877,545.13 - Step 6: Final answer
x = 23,293,659.15
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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.