Finding the Fourth Proportional to 10,368,054.70, 15,552,082.05 and 3,637,149.10
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Solution
The fourth proportional to 10,368,054.70, 15,552,082.05 and 3,637,149.10 is: 5,455,723.65
Step by Step Solution
- Step 1: Write the proportion equation
10,368,054.70 : 15,552,082.05 = 3,637,149.10 : x - Step 2: Convert to fraction form
10,368,054.70/15,552,082.05 = 3,637,149.10/x - Step 3: Cross multiply
10,368,054.70x = 15,552,082.05 × 3,637,149.10 - Step 4: Simplify right side
10,368,054.70x = 56,565,241,231,283.66 - Step 5: Solve for x
x = 56,565,241,231,283.66/10,368,054.70 - Step 6: Final answer
x = 5,455,723.65
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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.