Finding the Fourth Proportional to 13,823,441.67, 19,076,737.17 and 7,628,878.99
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Solution
The fourth proportional to 13,823,441.67, 19,076,737.17 and 7,628,878.99 is: 10,528,066.95
Step by Step Solution
- Step 1: Write the proportion equation
13,823,441.67 : 19,076,737.17 = 7,628,878.99 : x - Step 2: Convert to fraction form
13,823,441.67/19,076,737.17 = 7,628,878.99/x - Step 3: Cross multiply
13,823,441.67x = 19,076,737.17 × 7,628,878.99 - Step 4: Simplify right side
13,823,441.67x = 145,534,119,446,419.25 - Step 5: Solve for x
x = 145,534,119,446,419.25/13,823,441.67 - Step 6: Final answer
x = 10,528,066.95
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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.