Finding the Fourth Proportional to 66,371,230.94, 91,563,242.12 and 63,294,062.98
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Solution
The fourth proportional to 66,371,230.94, 91,563,242.12 and 63,294,062.98 is: 87,318,097.48
Step by Step Solution
- Step 1: Write the proportion equation
66,371,230.94 : 91,563,242.12 = 63,294,062.98 : x - Step 2: Convert to fraction form
66,371,230.94/91,563,242.12 = 63,294,062.98/x - Step 3: Cross multiply
66,371,230.94x = 91,563,242.12 × 63,294,062.98 - Step 4: Simplify right side
66,371,230.94x = 5,795,409,613,180,030 - Step 5: Solve for x
x = 5,795,409,613,180,030/66,371,230.94 - Step 6: Final answer
x = 87,318,097.48
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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.