Finding the Fourth Proportional to 36,036,624.05, 49,730,294.73 and 19,516,368.68
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Solution
The fourth proportional to 36,036,624.05, 49,730,294.73 and 19,516,368.68 is: 26,932,455.31
Step by Step Solution
- Step 1: Write the proportion equation
36,036,624.05 : 49,730,294.73 = 19,516,368.68 : x - Step 2: Convert to fraction form
36,036,624.05/49,730,294.73 = 19,516,368.68/x - Step 3: Cross multiply
36,036,624.05x = 49,730,294.73 × 19,516,368.68 - Step 4: Simplify right side
36,036,624.05x = 970,554,766,713,253.25 - Step 5: Solve for x
x = 970,554,766,713,253.25/36,036,624.05 - Step 6: Final answer
x = 26,932,455.31
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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.