Finding the Fourth Proportional to 54,005,673.99, 74,528,057.37 and 29,225,862.05
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Solution
The fourth proportional to 54,005,673.99, 74,528,057.37 and 29,225,862.05 is: 40,331,812.62
Step by Step Solution
- Step 1: Write the proportion equation
54,005,673.99 : 74,528,057.37 = 29,225,862.05 : x - Step 2: Convert to fraction form
54,005,673.99/74,528,057.37 = 29,225,862.05/x - Step 3: Cross multiply
54,005,673.99x = 74,528,057.37 × 29,225,862.05 - Step 4: Simplify right side
54,005,673.99x = 2,178,146,723,550,106 - Step 5: Solve for x
x = 2,178,146,723,550,106/54,005,673.99 - Step 6: Final answer
x = 40,331,812.62
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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.