Finding the Fourth Proportional to 33,073,845.66, 49,617,390.75 and 18,521,460.07
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Solution
The fourth proportional to 33,073,845.66, 49,617,390.75 and 18,521,460.07 is: 27,785,898.59
Step by Step Solution
- Step 1: Write the proportion equation
33,073,845.66 : 49,617,390.75 = 18,521,460.07 : x - Step 2: Convert to fraction form
33,073,845.66/49,617,390.75 = 18,521,460.07/x - Step 3: Cross multiply
33,073,845.66x = 49,617,390.75 × 18,521,460.07 - Step 4: Simplify right side
33,073,845.66x = 918,986,521,553,712.38 - Step 5: Solve for x
x = 918,986,521,553,712.38/33,073,845.66 - Step 6: Final answer
x = 27,785,898.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.