Finding the Fourth Proportional to 26,753,391.44, 36,918,444.66 and 15,151,037.97
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Solution
The fourth proportional to 26,753,391.44, 36,918,444.66 and 15,151,037.97 is: 20,907,732.69
Step by Step Solution
- Step 1: Write the proportion equation
26,753,391.44 : 36,918,444.66 = 15,151,037.97 : x - Step 2: Convert to fraction form
26,753,391.44/36,918,444.66 = 15,151,037.97/x - Step 3: Cross multiply
26,753,391.44x = 36,918,444.66 × 15,151,037.97 - Step 4: Simplify right side
26,753,391.44x = 559,352,756,837,003.69 - Step 5: Solve for x
x = 559,352,756,837,003.69/26,753,391.44 - Step 6: Final answer
x = 20,907,732.69
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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.