Finding the Fourth Proportional to 10,566,648.44, 14,588,969.69 and 8,114,860.14
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Solution
The fourth proportional to 10,566,648.44, 14,588,969.69 and 8,114,860.14 is: 11,203,878.82
Step by Step Solution
- Step 1: Write the proportion equation
10,566,648.44 : 14,588,969.69 = 8,114,860.14 : x - Step 2: Convert to fraction form
10,566,648.44/14,588,969.69 = 8,114,860.14/x - Step 3: Cross multiply
10,566,648.44x = 14,588,969.69 × 8,114,860.14 - Step 4: Simplify right side
10,566,648.44x = 118,387,448,580,474.86 - Step 5: Solve for x
x = 118,387,448,580,474.86/10,566,648.44 - Step 6: Final answer
x = 11,203,878.82
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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.