Finding the Fourth Proportional to 56,776,801.48, 78,351,909.06 and 32,330,515.48
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Solution
The fourth proportional to 56,776,801.48, 78,351,909.06 and 32,330,515.48 is: 44,616,067.53
Step by Step Solution
- Step 1: Write the proportion equation
56,776,801.48 : 78,351,909.06 = 32,330,515.48 : x - Step 2: Convert to fraction form
56,776,801.48/78,351,909.06 = 32,330,515.48/x - Step 3: Cross multiply
56,776,801.48x = 78,351,909.06 × 32,330,515.48 - Step 4: Simplify right side
56,776,801.48x = 2,533,157,608,751,882.50 - Step 5: Solve for x
x = 2,533,157,608,751,882.50/56,776,801.48 - Step 6: Final answer
x = 44,616,067.53
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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.