Finding the Fourth Proportional to 84,772,530.48, 126,988,539.10 and 38,650,955.84
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Solution
The fourth proportional to 84,772,530.48, 126,988,539.10 and 38,650,955.84 is: 57,898,807.42
Step by Step Solution
- Step 1: Write the proportion equation
84,772,530.48 : 126,988,539.10 = 38,650,955.84 : x - Step 2: Convert to fraction form
84,772,530.48/126,988,539.10 = 38,650,955.84/x - Step 3: Cross multiply
84,772,530.48x = 126,988,539.10 × 38,650,955.84 - Step 4: Simplify right side
84,772,530.48x = 4,908,228,416,940,214 - Step 5: Solve for x
x = 4,908,228,416,940,214/84,772,530.48 - Step 6: Final answer
x = 57,898,807.42
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.