Finding the Fourth Proportional to 5,395,104.81, 7,445,157.75 and 2,947,663.35
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Solution
The fourth proportional to 5,395,104.81, 7,445,157.75 and 2,947,663.35 is: 4,067,727.95
Step by Step Solution
- Step 1: Write the proportion equation
5,395,104.81 : 7,445,157.75 = 2,947,663.35 : x - Step 2: Convert to fraction form
5,395,104.81/7,445,157.75 = 2,947,663.35/x - Step 3: Cross multiply
5,395,104.81x = 7,445,157.75 × 2,947,663.35 - Step 4: Simplify right side
5,395,104.81x = 21,945,818,634,643.46 - Step 5: Solve for x
x = 21,945,818,634,643.46/5,395,104.81 - Step 6: Final answer
x = 4,067,727.95
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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.