Finding the Fourth Proportional to 8,281,644.19, 11,427,750.44 and 4,609,714.93
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Solution
The fourth proportional to 8,281,644.19, 11,427,750.44 and 4,609,714.93 is: 6,360,895.32
Step by Step Solution
- Step 1: Write the proportion equation
8,281,644.19 : 11,427,750.44 = 4,609,714.93 : x - Step 2: Convert to fraction form
8,281,644.19/11,427,750.44 = 4,609,714.93/x - Step 3: Cross multiply
8,281,644.19x = 11,427,750.44 × 4,609,714.93 - Step 4: Simplify right side
8,281,644.19x = 52,678,671,767,964.12 - Step 5: Solve for x
x = 52,678,671,767,964.12/8,281,644.19 - Step 6: Final answer
x = 6,360,895.32
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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.