Finding the Fourth Proportional to 13,185,993.08, 19,785,734.13 and 6,277,278.53
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Solution
The fourth proportional to 13,185,993.08, 19,785,734.13 and 6,277,278.53 is: 9,419,128.56
Step by Step Solution
- Step 1: Write the proportion equation
13,185,993.08 : 19,785,734.13 = 6,277,278.53 : x - Step 2: Convert to fraction form
13,185,993.08/19,785,734.13 = 6,277,278.53/x - Step 3: Cross multiply
13,185,993.08x = 19,785,734.13 × 6,277,278.53 - Step 4: Simplify right side
13,185,993.08x = 124,200,563,955,608.56 - Step 5: Solve for x
x = 124,200,563,955,608.56/13,185,993.08 - Step 6: Final answer
x = 9,419,128.56
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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.