Finding the Fourth Proportional to 7,749,197.82, 11,625,565.77 and 2,358,612.18
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Solution
The fourth proportional to 7,749,197.82, 11,625,565.77 and 2,358,612.18 is: 3,538,456.71
Step by Step Solution
- Step 1: Write the proportion equation
7,749,197.82 : 11,625,565.77 = 2,358,612.18 : x - Step 2: Convert to fraction form
7,749,197.82/11,625,565.77 = 2,358,612.18/x - Step 3: Cross multiply
7,749,197.82x = 11,625,565.77 × 2,358,612.18 - Step 4: Simplify right side
7,749,197.82x = 27,420,201,024,513.08 - Step 5: Solve for x
x = 27,420,201,024,513.08/7,749,197.82 - Step 6: Final answer
x = 3,538,456.71
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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.