Finding the Fourth Proportional to 54,121,835.93, 74,698,984.01 and 32,107,554.68
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Solution
The fourth proportional to 54,121,835.93, 74,698,984.01 and 32,107,554.68 is: 44,314,862.43
Step by Step Solution
- Step 1: Write the proportion equation
54,121,835.93 : 74,698,984.01 = 32,107,554.68 : x - Step 2: Convert to fraction form
54,121,835.93/74,698,984.01 = 32,107,554.68/x - Step 3: Cross multiply
54,121,835.93x = 74,698,984.01 × 32,107,554.68 - Step 4: Simplify right side
54,121,835.93x = 2,398,401,713,348,295 - Step 5: Solve for x
x = 2,398,401,713,348,295/54,121,835.93 - Step 6: Final answer
x = 44,314,862.43
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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.