Finding the Fourth Proportional to 8,894,632.36, 12,275,909.24 and 5,631,749.88
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Solution
The fourth proportional to 8,894,632.36, 12,275,909.24 and 5,631,749.88 is: 7,772,648.45
Step by Step Solution
- Step 1: Write the proportion equation
8,894,632.36 : 12,275,909.24 = 5,631,749.88 : x - Step 2: Convert to fraction form
8,894,632.36/12,275,909.24 = 5,631,749.88/x - Step 3: Cross multiply
8,894,632.36x = 12,275,909.24 × 5,631,749.88 - Step 4: Simplify right side
8,894,632.36x = 69,134,850,389,260.89 - Step 5: Solve for x
x = 69,134,850,389,260.89/8,894,632.36 - Step 6: Final answer
x = 7,772,648.45
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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.