Finding the Fourth Proportional to 48,173,429.50, 66,478,498.40 and 26,146,455.95
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Solution
The fourth proportional to 48,173,429.50, 66,478,498.40 and 26,146,455.95 is: 36,081,656.39
Step by Step Solution
- Step 1: Write the proportion equation
48,173,429.50 : 66,478,498.40 = 26,146,455.95 : x - Step 2: Convert to fraction form
48,173,429.50/66,478,498.40 = 26,146,455.95/x - Step 3: Cross multiply
48,173,429.50x = 66,478,498.40 × 26,146,455.95 - Step 4: Simplify right side
48,173,429.50x = 1,738,177,130,269,308 - Step 5: Solve for x
x = 1,738,177,130,269,308/48,173,429.50 - Step 6: Final answer
x = 36,081,656.39
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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.