Finding the Fourth Proportional to 10,738,551.48, 14,819,203.47 and 5,909,655.48
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Solution
The fourth proportional to 10,738,551.48, 14,819,203.47 and 5,909,655.48 is: 8,155,325.90
Step by Step Solution
- Step 1: Write the proportion equation
10,738,551.48 : 14,819,203.47 = 5,909,655.48 : x - Step 2: Convert to fraction form
10,738,551.48/14,819,203.47 = 5,909,655.48/x - Step 3: Cross multiply
10,738,551.48x = 14,819,203.47 × 5,909,655.48 - Step 4: Simplify right side
10,738,551.48x = 87,576,386,995,720.53 - Step 5: Solve for x
x = 87,576,386,995,720.53/10,738,551.48 - Step 6: Final answer
x = 8,155,325.90
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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.