Finding the Fourth Proportional to 10,493,848.66, 15,705,218.42 and 6,452,895.54
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Solution
The fourth proportional to 10,493,848.66, 15,705,218.42 and 6,452,895.54 is: 9,657,480.03
Step by Step Solution
- Step 1: Write the proportion equation
10,493,848.66 : 15,705,218.42 = 6,452,895.54 : x - Step 2: Convert to fraction form
10,493,848.66/15,705,218.42 = 6,452,895.54/x - Step 3: Cross multiply
10,493,848.66x = 15,705,218.42 × 6,452,895.54 - Step 4: Simplify right side
10,493,848.66x = 101,344,133,897,143.84 - Step 5: Solve for x
x = 101,344,133,897,143.84/10,493,848.66 - Step 6: Final answer
x = 9,657,480.03
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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.