Finding the Fourth Proportional to 48,758,292.18, 67,286,533.11 and 26,431,209.18
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Solution
The fourth proportional to 48,758,292.18, 67,286,533.11 and 26,431,209.18 is: 36,475,117.40
Step by Step Solution
- Step 1: Write the proportion equation
48,758,292.18 : 67,286,533.11 = 26,431,209.18 : x - Step 2: Convert to fraction form
48,758,292.18/67,286,533.11 = 26,431,209.18/x - Step 3: Cross multiply
48,758,292.18x = 67,286,533.11 × 26,431,209.18 - Step 4: Simplify right side
48,758,292.18x = 1,778,464,431,627,406 - Step 5: Solve for x
x = 1,778,464,431,627,406/48,758,292.18 - Step 6: Final answer
x = 36,475,117.40
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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.