Finding the Fourth Proportional to 53,460,513.81, 73,775,539.35 and 29,014,227.81
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Solution
The fourth proportional to 53,460,513.81, 73,775,539.35 and 29,014,227.81 is: 40,039,650.82
Step by Step Solution
- Step 1: Write the proportion equation
53,460,513.81 : 73,775,539.35 = 29,014,227.81 : x - Step 2: Convert to fraction form
53,460,513.81/73,775,539.35 = 29,014,227.81/x - Step 3: Cross multiply
53,460,513.81x = 73,775,539.35 × 29,014,227.81 - Step 4: Simplify right side
53,460,513.81x = 2,140,540,305,506,519 - Step 5: Solve for x
x = 2,140,540,305,506,519/53,460,513.81 - Step 6: Final answer
x = 40,039,650.82
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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.