Finding the Fourth Proportional to 32,258,386.20, 48,387,579.30 and 8,323,858.20
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Solution
The fourth proportional to 32,258,386.20, 48,387,579.30 and 8,323,858.20 is: 12,485,787.30
Step by Step Solution
- Step 1: Write the proportion equation
32,258,386.20 : 48,387,579.30 = 8,323,858.20 : x - Step 2: Convert to fraction form
32,258,386.20/48,387,579.30 = 8,323,858.20/x - Step 3: Cross multiply
32,258,386.20x = 48,387,579.30 × 8,323,858.20 - Step 4: Simplify right side
32,258,386.20x = 402,771,348,734,455.25 - Step 5: Solve for x
x = 402,771,348,734,455.25/32,258,386.20 - Step 6: Final answer
x = 12,485,787.30
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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.