Finding the Fourth Proportional to 9,858,068.99, 14,788,784.84 and 4,395,146.03
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Solution
The fourth proportional to 9,858,068.99, 14,788,784.84 and 4,395,146.03 is: 6,593,468.66
Step by Step Solution
- Step 1: Write the proportion equation
9,858,068.99 : 14,788,784.84 = 4,395,146.03 : x - Step 2: Convert to fraction form
9,858,068.99/14,788,784.84 = 4,395,146.03/x - Step 3: Cross multiply
9,858,068.99x = 14,788,784.84 × 4,395,146.03 - Step 4: Simplify right side
9,858,068.99x = 64,998,868,882,130.54 - Step 5: Solve for x
x = 64,998,868,882,130.54/9,858,068.99 - Step 6: Final answer
x = 6,593,468.66
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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.