Finding the Fourth Proportional to 54,299,853.44, 74,931,869.76 and 29,853,389.44
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Solution
The fourth proportional to 54,299,853.44, 74,931,869.76 and 29,853,389.44 is: 41,196,617.44
Step by Step Solution
- Step 1: Write the proportion equation
54,299,853.44 : 74,931,869.76 = 29,853,389.44 : x - Step 2: Convert to fraction form
54,299,853.44/74,931,869.76 = 29,853,389.44/x - Step 3: Cross multiply
54,299,853.44x = 74,931,869.76 × 29,853,389.44 - Step 4: Simplify right side
54,299,853.44x = 2,236,970,289,412,639.50 - Step 5: Solve for x
x = 2,236,970,289,412,639.50/54,299,853.44 - Step 6: Final answer
x = 41,196,617.44
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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.