Finding the Fourth Proportional to 53,911,209.08, 74,397,466.85 and 29,131,395.46
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Solution
The fourth proportional to 53,911,209.08, 74,397,466.85 and 29,131,395.46 is: 40,201,324.82
Step by Step Solution
- Step 1: Write the proportion equation
53,911,209.08 : 74,397,466.85 = 29,131,395.46 : x - Step 2: Convert to fraction form
53,911,209.08/74,397,466.85 = 29,131,395.46/x - Step 3: Cross multiply
53,911,209.08x = 74,397,466.85 × 29,131,395.46 - Step 4: Simplify right side
53,911,209.08x = 2,167,302,027,697,939.75 - Step 5: Solve for x
x = 2,167,302,027,697,939.75/53,911,209.08 - Step 6: Final answer
x = 40,201,324.82
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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.