Finding the Fourth Proportional to 12,041,362.38, 16,617,201.74 and 6,534,784.79
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Solution
The fourth proportional to 12,041,362.38, 16,617,201.74 and 6,534,784.79 is: 9,018,069.02
Step by Step Solution
- Step 1: Write the proportion equation
12,041,362.38 : 16,617,201.74 = 6,534,784.79 : x - Step 2: Convert to fraction form
12,041,362.38/16,617,201.74 = 6,534,784.79/x - Step 3: Cross multiply
12,041,362.38x = 16,617,201.74 × 6,534,784.79 - Step 4: Simplify right side
12,041,362.38x = 108,589,837,067,153.59 - Step 5: Solve for x
x = 108,589,837,067,153.59/12,041,362.38 - Step 6: Final answer
x = 9,018,069.02
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1.5x scale
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.