Finding the Fourth Proportional to 18,490,379.33, 27,739,351.90 and 6,358,267.17
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Solution
The fourth proportional to 18,490,379.33, 27,739,351.90 and 6,358,267.17 is: 9,538,701.58
Step by Step Solution
- Step 1: Write the proportion equation
18,490,379.33 : 27,739,351.90 = 6,358,267.17 : x - Step 2: Convert to fraction form
18,490,379.33/27,739,351.90 = 6,358,267.17/x - Step 3: Cross multiply
18,490,379.33x = 27,739,351.90 × 6,358,267.17 - Step 4: Simplify right side
18,490,379.33x = 176,374,210,486,951.47 - Step 5: Solve for x
x = 176,374,210,486,951.47/18,490,379.33 - Step 6: Final answer
x = 9,538,701.58
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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.