Finding the Fourth Proportional to 53,466,451.76, 73,781,727.72 and 29,019,640.88
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Solution
The fourth proportional to 53,466,451.76, 73,781,727.72 and 29,019,640.88 is: 40,046,032.07
Step by Step Solution
- Step 1: Write the proportion equation
53,466,451.76 : 73,781,727.72 = 29,019,640.88 : x - Step 2: Convert to fraction form
53,466,451.76/73,781,727.72 = 29,019,640.88/x - Step 3: Cross multiply
53,466,451.76x = 73,781,727.72 × 29,019,640.88 - Step 4: Simplify right side
53,466,451.76x = 2,141,119,241,940,341 - Step 5: Solve for x
x = 2,141,119,241,940,341/53,466,451.76 - Step 6: Final answer
x = 40,046,032.07
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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.