Finding the Fourth Proportional to 84,174,683.82, 126,266,924.49 and 23,595,133.74
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Solution
The fourth proportional to 84,174,683.82, 126,266,924.49 and 23,595,133.74 is: 35,394,073.79
Step by Step Solution
- Step 1: Write the proportion equation
84,174,683.82 : 126,266,924.49 = 23,595,133.74 : x - Step 2: Convert to fraction form
84,174,683.82/126,266,924.49 = 23,595,133.74/x - Step 3: Cross multiply
84,174,683.82x = 126,266,924.49 × 23,595,133.74 - Step 4: Simplify right side
84,174,683.82x = 2,979,284,970,280,031 - Step 5: Solve for x
x = 2,979,284,970,280,031/84,174,683.82 - Step 6: Final answer
x = 35,394,073.79
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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.