Finding the Fourth Proportional to 19,350,867.08, 26,704,200.49 and 10,649,039.66
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Solution
The fourth proportional to 19,350,867.08, 26,704,200.49 and 10,649,039.66 is: 14,695,676.89
Step by Step Solution
- Step 1: Write the proportion equation
19,350,867.08 : 26,704,200.49 = 10,649,039.66 : x - Step 2: Convert to fraction form
19,350,867.08/26,704,200.49 = 10,649,039.66/x - Step 3: Cross multiply
19,350,867.08x = 26,704,200.49 × 10,649,039.66 - Step 4: Simplify right side
19,350,867.08x = 284,374,090,146,739.31 - Step 5: Solve for x
x = 284,374,090,146,739.31/19,350,867.08 - Step 6: Final answer
x = 14,695,676.89
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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.