Finding the Fourth Proportional to 8,405,437.36, 12,607,368.08 and 2,725,710.88
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Solution
The fourth proportional to 8,405,437.36, 12,607,368.08 and 2,725,710.88 is: 4,088,310.80
Step by Step Solution
- Step 1: Write the proportion equation
8,405,437.36 : 12,607,368.08 = 2,725,710.88 : x - Step 2: Convert to fraction form
8,405,437.36/12,607,368.08 = 2,725,710.88/x - Step 3: Cross multiply
8,405,437.36x = 12,607,368.08 × 2,725,710.88 - Step 4: Simplify right side
8,405,437.36x = 34,364,040,343,820.71 - Step 5: Solve for x
x = 34,364,040,343,820.71/8,405,437.36 - Step 6: Final answer
x = 4,088,310.80
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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.