Finding the Fourth Proportional to 75,393,196.64, 113,025,025.40 and 26,202,659.84
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Solution
The fourth proportional to 75,393,196.64, 113,025,025.40 and 26,202,659.84 is: 39,281,479.31
Step by Step Solution
- Step 1: Write the proportion equation
75,393,196.64 : 113,025,025.40 = 26,202,659.84 : x - Step 2: Convert to fraction form
75,393,196.64/113,025,025.40 = 26,202,659.84/x - Step 3: Cross multiply
75,393,196.64x = 113,025,025.40 × 26,202,659.84 - Step 4: Simplify right side
75,393,196.64x = 2,961,556,293,963,560 - Step 5: Solve for x
x = 2,961,556,293,963,560/75,393,196.64 - Step 6: Final answer
x = 39,281,479.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.