Finding the Fourth Proportional to 18,165,355, 27,240,121.86 and 5,208,646.84
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Solution
The fourth proportional to 18,165,355, 27,240,121.86 and 5,208,646.84 is: 7,810,702.00
Step by Step Solution
- Step 1: Write the proportion equation
18,165,355 : 27,240,121.86 = 5,208,646.84 : x - Step 2: Convert to fraction form
18,165,355/27,240,121.86 = 5,208,646.84/x - Step 3: Cross multiply
18,165,355x = 27,240,121.86 × 5,208,646.84 - Step 4: Simplify right side
18,165,355x = 141,884,174,647,303.91 - Step 5: Solve for x
x = 141,884,174,647,303.91/18,165,355 - Step 6: Final answer
x = 7,810,702.00
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.