Finding the Fourth Proportional to 38,935,112.44, 53,714,226.36 and 22,411,283.08
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Solution
The fourth proportional to 38,935,112.44, 53,714,226.36 and 22,411,283.08 is: 30,918,229.25
Step by Step Solution
- Step 1: Write the proportion equation
38,935,112.44 : 53,714,226.36 = 22,411,283.08 : x - Step 2: Convert to fraction form
38,935,112.44/53,714,226.36 = 22,411,283.08/x - Step 3: Cross multiply
38,935,112.44x = 53,714,226.36 × 22,411,283.08 - Step 4: Simplify right side
38,935,112.44x = 1,203,804,732,377,158 - Step 5: Solve for x
x = 1,203,804,732,377,158/38,935,112.44 - Step 6: Final answer
x = 30,918,229.25
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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.