Finding the Fourth Proportional to 48,017,638.30, 72,037,915.97 and 15,669,601.02
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Solution
The fourth proportional to 48,017,638.30, 72,037,915.97 and 15,669,601.02 is: 23,508,140.79
Step by Step Solution
- Step 1: Write the proportion equation
48,017,638.30 : 72,037,915.97 = 15,669,601.02 : x - Step 2: Convert to fraction form
48,017,638.30/72,037,915.97 = 15,669,601.02/x - Step 3: Cross multiply
48,017,638.30x = 72,037,915.97 × 15,669,601.02 - Step 4: Simplify right side
48,017,638.30x = 1,128,805,401,562,186.25 - Step 5: Solve for x
x = 1,128,805,401,562,186.25/48,017,638.30 - Step 6: Final answer
x = 23,508,140.79
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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.