Finding the Fourth Proportional to 26,538,465.47, 36,619,132.34 and 14,935,336.97
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Solution
The fourth proportional to 26,538,465.47, 36,619,132.34 and 14,935,336.97 is: 20,608,542.03
Step by Step Solution
- Step 1: Write the proportion equation
26,538,465.47 : 36,619,132.34 = 14,935,336.97 : x - Step 2: Convert to fraction form
26,538,465.47/36,619,132.34 = 14,935,336.97/x - Step 3: Cross multiply
26,538,465.47x = 36,619,132.34 × 14,935,336.97 - Step 4: Simplify right side
26,538,465.47x = 546,919,080,972,247.94 - Step 5: Solve for x
x = 546,919,080,972,247.94/26,538,465.47 - Step 6: Final answer
x = 20,608,542.03
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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.