Finding the Fourth Proportional to 53,452,403.46, 73,764,316.80 and 29,006,117.46
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Solution
The fourth proportional to 53,452,403.46, 73,764,316.80 and 29,006,117.46 is: 40,028,442.11
Step by Step Solution
- Step 1: Write the proportion equation
53,452,403.46 : 73,764,316.80 = 29,006,117.46 : x - Step 2: Convert to fraction form
53,452,403.46/73,764,316.80 = 29,006,117.46/x - Step 3: Cross multiply
53,452,403.46x = 73,764,316.80 × 29,006,117.46 - Step 4: Simplify right side
53,452,403.46x = 2,139,616,437,457,451.25 - Step 5: Solve for x
x = 2,139,616,437,457,451.25/53,452,403.46 - Step 6: Final answer
x = 40,028,442.11
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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.