Finding the Fourth Proportional to 77,001,269.75, 106,261,752.26 and 44,406,221.75
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Solution
The fourth proportional to 77,001,269.75, 106,261,752.26 and 44,406,221.75 is: 61,280,586.02
Step by Step Solution
- Step 1: Write the proportion equation
77,001,269.75 : 106,261,752.26 = 44,406,221.75 : x - Step 2: Convert to fraction form
77,001,269.75/106,261,752.26 = 44,406,221.75/x - Step 3: Cross multiply
77,001,269.75x = 106,261,752.26 × 44,406,221.75 - Step 4: Simplify right side
77,001,269.75x = 4,718,682,934,401,124 - Step 5: Solve for x
x = 4,718,682,934,401,124/77,001,269.75 - Step 6: Final answer
x = 61,280,586.02
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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.