Finding the Fourth Proportional to 9,117,362.08, 12,581,543.46 and 4,987,334.08
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Solution
The fourth proportional to 9,117,362.08, 12,581,543.46 and 4,987,334.08 is: 6,882,293.36
Step by Step Solution
- Step 1: Write the proportion equation
9,117,362.08 : 12,581,543.46 = 4,987,334.08 : x - Step 2: Convert to fraction form
9,117,362.08/12,581,543.46 = 4,987,334.08/x - Step 3: Cross multiply
9,117,362.08x = 12,581,543.46 × 4,987,334.08 - Step 4: Simplify right side
9,117,362.08x = 62,748,360,477,059.12 - Step 5: Solve for x
x = 62,748,360,477,059.12/9,117,362.08 - Step 6: Final answer
x = 6,882,293.36
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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.