Finding the Fourth Proportional to 9,038,485.99, 13,556,232.69 and 2,973,293.47
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Solution
The fourth proportional to 9,038,485.99, 13,556,232.69 and 2,973,293.47 is: 4,459,447.98
Step by Step Solution
- Step 1: Write the proportion equation
9,038,485.99 : 13,556,232.69 = 2,973,293.47 : x - Step 2: Convert to fraction form
9,038,485.99/13,556,232.69 = 2,973,293.47/x - Step 3: Cross multiply
9,038,485.99x = 13,556,232.69 × 2,973,293.47 - Step 4: Simplify right side
9,038,485.99x = 40,306,658,134,977.54 - Step 5: Solve for x
x = 40,306,658,134,977.54/9,038,485.99 - Step 6: Final answer
x = 4,459,447.98
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.