Finding the Fourth Proportional to 14,869,180.17, 20,519,822.36 and 8,343,292.28
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Solution
The fourth proportional to 14,869,180.17, 20,519,822.36 and 8,343,292.28 is: 11,513,941.82
Step by Step Solution
- Step 1: Write the proportion equation
14,869,180.17 : 20,519,822.36 = 8,343,292.28 : x - Step 2: Convert to fraction form
14,869,180.17/20,519,822.36 = 8,343,292.28/x - Step 3: Cross multiply
14,869,180.17x = 20,519,822.36 × 8,343,292.28 - Step 4: Simplify right side
14,869,180.17x = 171,202,875,401,418.50 - Step 5: Solve for x
x = 171,202,875,401,418.50/14,869,180.17 - Step 6: Final answer
x = 11,513,941.82
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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.