Finding the Fourth Proportional to 48,485,175.42, 72,539,101.50 and 44,413,894.50
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Solution
The fourth proportional to 48,485,175.42, 72,539,101.50 and 44,413,894.50 is: 66,448,021.96
Step by Step Solution
- Step 1: Write the proportion equation
48,485,175.42 : 72,539,101.50 = 44,413,894.50 : x - Step 2: Convert to fraction form
48,485,175.42/72,539,101.50 = 44,413,894.50/x - Step 3: Cross multiply
48,485,175.42x = 72,539,101.50 × 44,413,894.50 - Step 4: Simplify right side
48,485,175.42x = 3,221,744,001,145,792 - Step 5: Solve for x
x = 3,221,744,001,145,792/48,485,175.42 - Step 6: Final answer
x = 66,448,021.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.