Finding the Fourth Proportional to 51,552,655.20, 77,327,233.20 and 13,214,545.20
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Solution
The fourth proportional to 51,552,655.20, 77,327,233.20 and 13,214,545.20 is: 19,821,369.32
Step by Step Solution
- Step 1: Write the proportion equation
51,552,655.20 : 77,327,233.20 = 13,214,545.20 : x - Step 2: Convert to fraction form
51,552,655.20/77,327,233.20 = 13,214,545.20/x - Step 3: Cross multiply
51,552,655.20x = 77,327,233.20 × 13,214,545.20 - Step 4: Simplify right side
51,552,655.20x = 1,021,844,218,312,340.62 - Step 5: Solve for x
x = 1,021,844,218,312,340.62/51,552,655.20 - Step 6: Final answer
x = 19,821,369.32
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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.