Finding the Fourth Proportional to 16,332,357.25, 22,539,248.19 and 8,889,659.70
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Solution
The fourth proportional to 16,332,357.25, 22,539,248.19 and 8,889,659.70 is: 12,268,054.34
Step by Step Solution
- Step 1: Write the proportion equation
16,332,357.25 : 22,539,248.19 = 8,889,659.70 : x - Step 2: Convert to fraction form
16,332,357.25/22,539,248.19 = 8,889,659.70/x - Step 3: Cross multiply
16,332,357.25x = 22,539,248.19 × 8,889,659.70 - Step 4: Simplify right side
16,332,357.25x = 200,366,246,302,940.94 - Step 5: Solve for x
x = 200,366,246,302,940.94/16,332,357.25 - Step 6: Final answer
x = 12,268,054.34
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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.