Finding the Fourth Proportional to 66,396,592.08, 91,627,116.30 and 37,027,955.88
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Solution
The fourth proportional to 66,396,592.08, 91,627,116.30 and 37,027,955.88 is: 51,098,478.30
Step by Step Solution
- Step 1: Write the proportion equation
66,396,592.08 : 91,627,116.30 = 37,027,955.88 : x - Step 2: Convert to fraction form
66,396,592.08/91,627,116.30 = 37,027,955.88/x - Step 3: Cross multiply
66,396,592.08x = 91,627,116.30 × 37,027,955.88 - Step 4: Simplify right side
66,396,592.08x = 3,392,764,819,768,029 - Step 5: Solve for x
x = 3,392,764,819,768,029/66,396,592.08 - Step 6: Final answer
x = 51,098,478.30
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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.