Finding the Fourth Proportional to 13,823,505.12, 19,076,894.84 and 7,544,375.31
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Solution
The fourth proportional to 13,823,505.12, 19,076,894.84 and 7,544,375.31 is: 10,411,487.76
Step by Step Solution
- Step 1: Write the proportion equation
13,823,505.12 : 19,076,894.84 = 7,544,375.31 : x - Step 2: Convert to fraction form
13,823,505.12/19,076,894.84 = 7,544,375.31/x - Step 3: Cross multiply
13,823,505.12x = 19,076,894.84 × 7,544,375.31 - Step 4: Simplify right side
13,823,505.12x = 143,923,254,422,362.41 - Step 5: Solve for x
x = 143,923,254,422,362.41/13,823,505.12 - Step 6: Final answer
x = 10,411,487.76
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.