Finding the Fourth Proportional to 26,463,362.83, 39,703,015.96 and 8,266,822.99
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Solution
The fourth proportional to 26,463,362.83, 39,703,015.96 and 8,266,822.99 is: 12,402,724.75
Step by Step Solution
- Step 1: Write the proportion equation
26,463,362.83 : 39,703,015.96 = 8,266,822.99 : x - Step 2: Convert to fraction form
26,463,362.83/39,703,015.96 = 8,266,822.99/x - Step 3: Cross multiply
26,463,362.83x = 39,703,015.96 × 8,266,822.99 - Step 4: Simplify right side
26,463,362.83x = 328,217,804,990,540.31 - Step 5: Solve for x
x = 328,217,804,990,540.31/26,463,362.83 - Step 6: Final answer
x = 12,402,724.75
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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.