Finding the Fourth Proportional to 73,638,062.18, 110,457,090.05 and 69,955,864.95
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Solution
The fourth proportional to 73,638,062.18, 110,457,090.05 and 69,955,864.95 is: 104,933,794.37
Step by Step Solution
- Step 1: Write the proportion equation
73,638,062.18 : 110,457,090.05 = 69,955,864.95 : x - Step 2: Convert to fraction form
73,638,062.18/110,457,090.05 = 69,955,864.95/x - Step 3: Cross multiply
73,638,062.18x = 110,457,090.05 × 69,955,864.95 - Step 4: Simplify right side
73,638,062.18x = 7,727,121,273,958,010 - Step 5: Solve for x
x = 7,727,121,273,958,010/73,638,062.18 - Step 6: Final answer
x = 104,933,794.37
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.