Finding the Fourth Proportional to 51,086,802.96, 76,589,515.16 and 29,496,914.64
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Solution
The fourth proportional to 51,086,802.96, 76,589,515.16 and 29,496,914.64 is: 44,221,878.45
Step by Step Solution
- Step 1: Write the proportion equation
51,086,802.96 : 76,589,515.16 = 29,496,914.64 : x - Step 2: Convert to fraction form
51,086,802.96/76,589,515.16 = 29,496,914.64/x - Step 3: Cross multiply
51,086,802.96x = 76,589,515.16 × 29,496,914.64 - Step 4: Simplify right side
51,086,802.96x = 2,259,154,390,993,506 - Step 5: Solve for x
x = 2,259,154,390,993,506/51,086,802.96 - Step 6: Final answer
x = 44,221,878.45
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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.