Finding the Fourth Proportional to 5,429,677.66, 7,493,016.81 and 2,982,346
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Solution
The fourth proportional to 5,429,677.66, 7,493,016.81 and 2,982,346 is: 4,115,671.34
Step by Step Solution
- Step 1: Write the proportion equation
5,429,677.66 : 7,493,016.81 = 2,982,346 : x - Step 2: Convert to fraction form
5,429,677.66/7,493,016.81 = 2,982,346/x - Step 3: Cross multiply
5,429,677.66x = 7,493,016.81 × 2,982,346 - Step 4: Simplify right side
5,429,677.66x = 22,346,768,711,236.26 - Step 5: Solve for x
x = 22,346,768,711,236.26/5,429,677.66 - Step 6: Final answer
x = 4,115,671.34
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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.