Finding the Fourth Proportional to 18,944,453.13, 26,143,323.06 and 10,242,605.08
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Solution
The fourth proportional to 18,944,453.13, 26,143,323.06 and 10,242,605.08 is: 14,134,782.98
Step by Step Solution
- Step 1: Write the proportion equation
18,944,453.13 : 26,143,323.06 = 10,242,605.08 : x - Step 2: Convert to fraction form
18,944,453.13/26,143,323.06 = 10,242,605.08/x - Step 3: Cross multiply
18,944,453.13x = 26,143,323.06 × 10,242,605.08 - Step 4: Simplify right side
18,944,453.13x = 267,775,733,582,437.12 - Step 5: Solve for x
x = 267,775,733,582,437.12/18,944,453.13 - Step 6: Final answer
x = 14,134,782.98
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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.