Finding the Fourth Proportional to 84,041,523.62, 115,977,307.46 and 45,410,355.62
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Solution
The fourth proportional to 84,041,523.62, 115,977,307.46 and 45,410,355.62 is: 62,666,293.38
Step by Step Solution
- Step 1: Write the proportion equation
84,041,523.62 : 115,977,307.46 = 45,410,355.62 : x - Step 2: Convert to fraction form
84,041,523.62/115,977,307.46 = 45,410,355.62/x - Step 3: Cross multiply
84,041,523.62x = 115,977,307.46 × 45,410,355.62 - Step 4: Simplify right side
84,041,523.62x = 5,266,570,775,608,678 - Step 5: Solve for x
x = 5,266,570,775,608,678/84,041,523.62 - Step 6: Final answer
x = 62,666,293.38
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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.