Finding the Fourth Proportional to 16,299,502.68, 22,493,447.10 and 10,191,471.96
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Solution
The fourth proportional to 16,299,502.68, 22,493,447.10 and 10,191,471.96 is: 14,064,314.72
Step by Step Solution
- Step 1: Write the proportion equation
16,299,502.68 : 22,493,447.10 = 10,191,471.96 : x - Step 2: Convert to fraction form
16,299,502.68/22,493,447.10 = 10,191,471.96/x - Step 3: Cross multiply
16,299,502.68x = 22,493,447.10 × 10,191,471.96 - Step 4: Simplify right side
16,299,502.68x = 229,241,335,403,393.34 - Step 5: Solve for x
x = 229,241,335,403,393.34/16,299,502.68 - Step 6: Final answer
x = 14,064,314.72
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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.