Finding the Fourth Proportional to 11,613,687.04, 16,026,873.60 and 6,456,885.76
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Solution
The fourth proportional to 11,613,687.04, 16,026,873.60 and 6,456,885.76 is: 8,910,494.28
Step by Step Solution
- Step 1: Write the proportion equation
11,613,687.04 : 16,026,873.60 = 6,456,885.76 : x - Step 2: Convert to fraction form
11,613,687.04/16,026,873.60 = 6,456,885.76/x - Step 3: Cross multiply
11,613,687.04x = 16,026,873.60 × 6,456,885.76 - Step 4: Simplify right side
11,613,687.04x = 103,483,691,925,159.94 - Step 5: Solve for x
x = 103,483,691,925,159.94/11,613,687.04 - Step 6: Final answer
x = 8,910,494.28
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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.