Finding the Fourth Proportional to 10,315,142.28, 14,235,237.64 and 5,669,092.00
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Solution
The fourth proportional to 10,315,142.28, 14,235,237.64 and 5,669,092.00 is: 7,823,534.53
Step by Step Solution
- Step 1: Write the proportion equation
10,315,142.28 : 14,235,237.64 = 5,669,092.00 : x - Step 2: Convert to fraction form
10,315,142.28/14,235,237.64 = 5,669,092.00/x - Step 3: Cross multiply
10,315,142.28x = 14,235,237.64 × 5,669,092.00 - Step 4: Simplify right side
10,315,142.28x = 80,700,871,773,262.05 - Step 5: Solve for x
x = 80,700,871,773,262.05/10,315,142.28 - Step 6: Final answer
x = 7,823,534.53
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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.