Finding the Fourth Proportional to 14,860,863.90, 22,291,295.85 and 13,372,829.10
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Solution
The fourth proportional to 14,860,863.90, 22,291,295.85 and 13,372,829.10 is: 20,059,243.65
Step by Step Solution
- Step 1: Write the proportion equation
14,860,863.90 : 22,291,295.85 = 13,372,829.10 : x - Step 2: Convert to fraction form
14,860,863.90/22,291,295.85 = 13,372,829.10/x - Step 3: Cross multiply
14,860,863.90x = 22,291,295.85 × 13,372,829.10 - Step 4: Simplify right side
14,860,863.90x = 298,097,689,819,589.25 - Step 5: Solve for x
x = 298,097,689,819,589.25/14,860,863.90 - Step 6: Final answer
x = 20,059,243.65
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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.