Finding the Fourth Proportional to 60,967,691.21, 84,135,455.66 and 33,090,402.08
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Solution
The fourth proportional to 60,967,691.21, 84,135,455.66 and 33,090,402.08 is: 45,664,777.56
Step by Step Solution
- Step 1: Write the proportion equation
60,967,691.21 : 84,135,455.66 = 33,090,402.08 : x - Step 2: Convert to fraction form
60,967,691.21/84,135,455.66 = 33,090,402.08/x - Step 3: Cross multiply
60,967,691.21x = 84,135,455.66 × 33,090,402.08 - Step 4: Simplify right side
60,967,691.21x = 2,784,076,057,266,476 - Step 5: Solve for x
x = 2,784,076,057,266,476/60,967,691.21 - Step 6: Final answer
x = 45,664,777.56
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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.