Finding the Fourth Proportional to 14,035,861.99, 19,368,408.50 and 7,924,893.67
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Solution
The fourth proportional to 14,035,861.99, 19,368,408.50 and 7,924,893.67 is: 10,935,742.88
Step by Step Solution
- Step 1: Write the proportion equation
14,035,861.99 : 19,368,408.50 = 7,924,893.67 : x - Step 2: Convert to fraction form
14,035,861.99/19,368,408.50 = 7,924,893.67/x - Step 3: Cross multiply
14,035,861.99x = 19,368,408.50 × 7,924,893.67 - Step 4: Simplify right side
14,035,861.99x = 153,492,577,822,782.16 - Step 5: Solve for x
x = 153,492,577,822,782.16/14,035,861.99 - Step 6: Final answer
x = 10,935,742.88
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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.