Finding the Fourth Proportional to 11,374,062.05, 15,692,373.07 and 6,475,818.40
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Solution
The fourth proportional to 11,374,062.05, 15,692,373.07 and 6,475,818.40 is: 8,934,447.32
Step by Step Solution
- Step 1: Write the proportion equation
11,374,062.05 : 15,692,373.07 = 6,475,818.40 : x - Step 2: Convert to fraction form
11,374,062.05/15,692,373.07 = 6,475,818.40/x - Step 3: Cross multiply
11,374,062.05x = 15,692,373.07 × 6,475,818.40 - Step 4: Simplify right side
11,374,062.05x = 101,620,958,210,950.02 - Step 5: Solve for x
x = 101,620,958,210,950.02/11,374,062.05 - Step 6: Final answer
x = 8,934,447.32
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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.