Finding the Fourth Proportional to 10,963,574.11, 15,129,548.98 and 6,068,691.15
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Solution
The fourth proportional to 10,963,574.11, 15,129,548.98 and 6,068,691.15 is: 8,374,692.33
Step by Step Solution
- Step 1: Write the proportion equation
10,963,574.11 : 15,129,548.98 = 6,068,691.15 : x - Step 2: Convert to fraction form
10,963,574.11/15,129,548.98 = 6,068,691.15/x - Step 3: Cross multiply
10,963,574.11x = 15,129,548.98 × 6,068,691.15 - Step 4: Simplify right side
10,963,574.11x = 91,816,559,998,417.53 - Step 5: Solve for x
x = 91,816,559,998,417.53/10,963,574.11 - Step 6: Final answer
x = 8,374,692.33
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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.