Finding the Fourth Proportional to 32,982,203.97, 45,516,657.71 and 19,926,940.65
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Solution
The fourth proportional to 32,982,203.97, 45,516,657.71 and 19,926,940.65 is: 27,499,912.91
Step by Step Solution
- Step 1: Write the proportion equation
32,982,203.97 : 45,516,657.71 = 19,926,940.65 : x - Step 2: Convert to fraction form
32,982,203.97/45,516,657.71 = 19,926,940.65/x - Step 3: Cross multiply
32,982,203.97x = 45,516,657.71 × 19,926,940.65 - Step 4: Simplify right side
32,982,203.97x = 907,007,736,652,664.75 - Step 5: Solve for x
x = 907,007,736,652,664.75/32,982,203.97 - Step 6: Final answer
x = 27,499,912.91
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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.