Finding the Fourth Proportional to 10,526,822.64, 14,529,317.04 and 6,664,492.80
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Solution
The fourth proportional to 10,526,822.64, 14,529,317.04 and 6,664,492.80 is: 9,198,457.32
Step by Step Solution
- Step 1: Write the proportion equation
10,526,822.64 : 14,529,317.04 = 6,664,492.80 : x - Step 2: Convert to fraction form
10,526,822.64/14,529,317.04 = 6,664,492.80/x - Step 3: Cross multiply
10,526,822.64x = 14,529,317.04 × 6,664,492.80 - Step 4: Simplify right side
10,526,822.64x = 96,830,528,801,997.30 - Step 5: Solve for x
x = 96,830,528,801,997.30/10,526,822.64 - Step 6: Final answer
x = 9,198,457.32
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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.