Finding the Fourth Proportional to 16,360,615.60, 24,512,929.80 and 10,369,985.20
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Solution
The fourth proportional to 16,360,615.60, 24,512,929.80 and 10,369,985.20 is: 15,537,234.38
Step by Step Solution
- Step 1: Write the proportion equation
16,360,615.60 : 24,512,929.80 = 10,369,985.20 : x - Step 2: Convert to fraction form
16,360,615.60/24,512,929.80 = 10,369,985.20/x - Step 3: Cross multiply
16,360,615.60x = 24,512,929.80 × 10,369,985.20 - Step 4: Simplify right side
16,360,615.60x = 254,198,719,234,638.94 - Step 5: Solve for x
x = 254,198,719,234,638.94/16,360,615.60 - Step 6: Final answer
x = 15,537,234.38
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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.