Finding the Fourth Proportional to 35,981,285.08, 49,655,346.96 and 19,683,761.08
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Solution
The fourth proportional to 35,981,285.08, 49,655,346.96 and 19,683,761.08 is: 27,164,232.29
Step by Step Solution
- Step 1: Write the proportion equation
35,981,285.08 : 49,655,346.96 = 19,683,761.08 : x - Step 2: Convert to fraction form
35,981,285.08/49,655,346.96 = 19,683,761.08/x - Step 3: Cross multiply
35,981,285.08x = 49,655,346.96 × 19,683,761.08 - Step 4: Simplify right side
35,981,285.08x = 977,403,985,905,144.25 - Step 5: Solve for x
x = 977,403,985,905,144.25/35,981,285.08 - Step 6: Final answer
x = 27,164,232.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.