Finding the Fourth Proportional to 38,804,595.15, 58,206,892.73 and 13,246,438.35
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Solution
The fourth proportional to 38,804,595.15, 58,206,892.73 and 13,246,438.35 is: 19,869,657.53
Step by Step Solution
- Step 1: Write the proportion equation
38,804,595.15 : 58,206,892.73 = 13,246,438.35 : x - Step 2: Convert to fraction form
38,804,595.15/58,206,892.73 = 13,246,438.35/x - Step 3: Cross multiply
38,804,595.15x = 58,206,892.73 × 13,246,438.35 - Step 4: Simplify right side
38,804,595.15x = 771,034,016,093,008.12 - Step 5: Solve for x
x = 771,034,016,093,008.12/38,804,595.15 - Step 6: Final answer
x = 19,869,657.53
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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.