Finding the Fourth Proportional to 13,193,030.44, 19,767,657.84 and 9,335,728.36
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Solution
The fourth proportional to 13,193,030.44, 19,767,657.84 and 9,335,728.36 is: 13,988,104.15
Step by Step Solution
- Step 1: Write the proportion equation
13,193,030.44 : 19,767,657.84 = 9,335,728.36 : x - Step 2: Convert to fraction form
13,193,030.44/19,767,657.84 = 9,335,728.36/x - Step 3: Cross multiply
13,193,030.44x = 19,767,657.84 × 9,335,728.36 - Step 4: Simplify right side
13,193,030.44x = 184,545,483,907,664.34 - Step 5: Solve for x
x = 184,545,483,907,664.34/13,193,030.44 - Step 6: Final answer
x = 13,988,104.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.