Finding the Fourth Proportional to 13,718,274.98, 20,577,421.35 and 3,483,902.30
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Solution
The fourth proportional to 13,718,274.98, 20,577,421.35 and 3,483,902.30 is: 5,225,855.70
Step by Step Solution
- Step 1: Write the proportion equation
13,718,274.98 : 20,577,421.35 = 3,483,902.30 : x - Step 2: Convert to fraction form
13,718,274.98/20,577,421.35 = 3,483,902.30/x - Step 3: Cross multiply
13,718,274.98x = 20,577,421.35 × 3,483,902.30 - Step 4: Simplify right side
13,718,274.98x = 71,689,725,466,447 - Step 5: Solve for x
x = 71,689,725,466,447/13,718,274.98 - Step 6: Final answer
x = 5,225,855.70
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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.