Finding the Fourth Proportional to 10,738,551.23, 14,819,203.11 and 5,909,655.23
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Solution
The fourth proportional to 10,738,551.23, 14,819,203.11 and 5,909,655.23 is: 8,155,325.55
Step by Step Solution
- Step 1: Write the proportion equation
10,738,551.23 : 14,819,203.11 = 5,909,655.23 : x - Step 2: Convert to fraction form
10,738,551.23/14,819,203.11 = 5,909,655.23/x - Step 3: Cross multiply
10,738,551.23x = 14,819,203.11 × 5,909,655.23 - Step 4: Simplify right side
10,738,551.23x = 87,576,381,163,443.77 - Step 5: Solve for x
x = 87,576,381,163,443.77/10,738,551.23 - Step 6: Final answer
x = 8,155,325.55
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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.