Finding the Fourth Proportional to 36,032,489.47, 49,724,883.42 and 19,512,642.52
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Solution
The fourth proportional to 36,032,489.47, 49,724,883.42 and 19,512,642.52 is: 26,927,472.65
Step by Step Solution
- Step 1: Write the proportion equation
36,032,489.47 : 49,724,883.42 = 19,512,642.52 : x - Step 2: Convert to fraction form
36,032,489.47/49,724,883.42 = 19,512,642.52/x - Step 3: Cross multiply
36,032,489.47x = 49,724,883.42 × 19,512,642.52 - Step 4: Simplify right side
36,032,489.47x = 970,263,874,686,821.62 - Step 5: Solve for x
x = 970,263,874,686,821.62/36,032,489.47 - Step 6: Final answer
x = 26,927,472.65
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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.