Finding the Fourth Proportional to 26,918,378.13, 37,147,172.44 and 14,695,235.13
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Solution
The fourth proportional to 26,918,378.13, 37,147,172.44 and 14,695,235.13 is: 20,279,321.09
Step by Step Solution
- Step 1: Write the proportion equation
26,918,378.13 : 37,147,172.44 = 14,695,235.13 : x - Step 2: Convert to fraction form
26,918,378.13/37,147,172.44 = 14,695,235.13/x - Step 3: Cross multiply
26,918,378.13x = 37,147,172.44 × 14,695,235.13 - Step 4: Simplify right side
26,918,378.13x = 545,886,433,420,455.81 - Step 5: Solve for x
x = 545,886,433,420,455.81/26,918,378.13 - Step 6: Final answer
x = 20,279,321.09
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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.