Finding the Fourth Proportional to 48,758,293.18, 67,286,534.49 and 26,431,210.18
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Solution
The fourth proportional to 48,758,293.18, 67,286,534.49 and 26,431,210.18 is: 36,475,118.78
Step by Step Solution
- Step 1: Write the proportion equation
48,758,293.18 : 67,286,534.49 = 26,431,210.18 : x - Step 2: Convert to fraction form
48,758,293.18/67,286,534.49 = 26,431,210.18/x - Step 3: Cross multiply
48,758,293.18x = 67,286,534.49 × 26,431,210.18 - Step 4: Simplify right side
48,758,293.18x = 1,778,464,535,389,009 - Step 5: Solve for x
x = 1,778,464,535,389,009/48,758,293.18 - Step 6: Final answer
x = 36,475,118.78
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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.