Finding the Fourth Proportional to 11,074,208.94, 15,280,126.42 and 6,363,693.62
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Solution
The fourth proportional to 11,074,208.94, 15,280,126.42 and 6,363,693.62 is: 8,780,585.92
Step by Step Solution
- Step 1: Write the proportion equation
11,074,208.94 : 15,280,126.42 = 6,363,693.62 : x - Step 2: Convert to fraction form
11,074,208.94/15,280,126.42 = 6,363,693.62/x - Step 3: Cross multiply
11,074,208.94x = 15,280,126.42 × 6,363,693.62 - Step 4: Simplify right side
11,074,208.94x = 97,238,043,058,336.59 - Step 5: Solve for x
x = 97,238,043,058,336.59/11,074,208.94 - Step 6: Final answer
x = 8,780,585.92
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1.5x scale
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.