Finding the Fourth Proportional to 19,484,277.03, 26,888,354.60 and 10,783,049.67
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Solution
The fourth proportional to 19,484,277.03, 26,888,354.60 and 10,783,049.67 is: 14,880,637.49
Step by Step Solution
- Step 1: Write the proportion equation
19,484,277.03 : 26,888,354.60 = 10,783,049.67 : x - Step 2: Convert to fraction form
19,484,277.03/26,888,354.60 = 10,783,049.67/x - Step 3: Cross multiply
19,484,277.03x = 26,888,354.60 × 10,783,049.67 - Step 4: Simplify right side
19,484,277.03x = 289,938,463,142,457.75 - Step 5: Solve for x
x = 289,938,463,142,457.75/19,484,277.03 - Step 6: Final answer
x = 14,880,637.49
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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.