Finding the Fourth Proportional to 13,193,026.42, 19,767,651.84 and 9,335,724.34
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Solution
The fourth proportional to 13,193,026.42, 19,767,651.84 and 9,335,724.34 is: 13,988,098.15
Step by Step Solution
- Step 1: Write the proportion equation
13,193,026.42 : 19,767,651.84 = 9,335,724.34 : x - Step 2: Convert to fraction form
13,193,026.42/19,767,651.84 = 9,335,724.34/x - Step 3: Cross multiply
13,193,026.42x = 19,767,651.84 × 9,335,724.34 - Step 4: Simplify right side
13,193,026.42x = 184,545,348,427,333.78 - Step 5: Solve for x
x = 184,545,348,427,333.78/13,193,026.42 - Step 6: Final answer
x = 13,988,098.15
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.