Finding the Fourth Proportional to 36,933,553.68, 55,652,428.78 and 30,349,458.96
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Solution
The fourth proportional to 36,933,553.68, 55,652,428.78 and 30,349,458.96 is: 45,731,345.48
Step by Step Solution
- Step 1: Write the proportion equation
36,933,553.68 : 55,652,428.78 = 30,349,458.96 : x - Step 2: Convert to fraction form
36,933,553.68/55,652,428.78 = 30,349,458.96/x - Step 3: Cross multiply
36,933,553.68x = 55,652,428.78 × 30,349,458.96 - Step 4: Simplify right side
36,933,553.68x = 1,689,021,103,282,933 - Step 5: Solve for x
x = 1,689,021,103,282,933/36,933,553.68 - Step 6: Final answer
x = 45,731,345.48
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.