Finding the Fourth Proportional to 106,584,821.12, 147,078,843.99 and 60,179,655.44
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Solution
The fourth proportional to 106,584,821.12, 147,078,843.99 and 60,179,655.44 is: 83,043,289.47
Step by Step Solution
- Step 1: Write the proportion equation
106,584,821.12 : 147,078,843.99 = 60,179,655.44 : x - Step 2: Convert to fraction form
106,584,821.12/147,078,843.99 = 60,179,655.44/x - Step 3: Cross multiply
106,584,821.12x = 147,078,843.99 × 60,179,655.44 - Step 4: Simplify right side
106,584,821.12x = 8,851,154,153,831,715 - Step 5: Solve for x
x = 8,851,154,153,831,715/106,584,821.12 - Step 6: Final answer
x = 83,043,289.47
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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.