Finding the Fourth Proportional to 8,805,455.15, 13,209,495.12 and 3,125,203.79
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Solution
The fourth proportional to 8,805,455.15, 13,209,495.12 and 3,125,203.79 is: 4,688,271.48
Step by Step Solution
- Step 1: Write the proportion equation
8,805,455.15 : 13,209,495.12 = 3,125,203.79 : x - Step 2: Convert to fraction form
8,805,455.15/13,209,495.12 = 3,125,203.79/x - Step 3: Cross multiply
8,805,455.15x = 13,209,495.12 × 3,125,203.79 - Step 4: Simplify right side
8,805,455.15x = 41,282,364,213,010.50 - Step 5: Solve for x
x = 41,282,364,213,010.50/8,805,455.15 - Step 6: Final answer
x = 4,688,271.48
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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.