Finding the Fourth Proportional to 53,392,448.54, 73,684,439.84 and 29,869,582.03
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Solution
The fourth proportional to 53,392,448.54, 73,684,439.84 and 29,869,582.03 is: 41,221,623.66
Step by Step Solution
- Step 1: Write the proportion equation
53,392,448.54 : 73,684,439.84 = 29,869,582.03 : x - Step 2: Convert to fraction form
53,392,448.54/73,684,439.84 = 29,869,582.03/x - Step 3: Cross multiply
53,392,448.54x = 73,684,439.84 × 29,869,582.03 - Step 4: Simplify right side
53,392,448.54x = 2,200,923,420,169,060 - Step 5: Solve for x
x = 2,200,923,420,169,060/53,392,448.54 - Step 6: Final answer
x = 41,221,623.66
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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.