Finding the Fourth Proportional to 9,671,664.30, 14,506,971.42 and 2,939,553.42
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Solution
The fourth proportional to 9,671,664.30, 14,506,971.42 and 2,939,553.42 is: 4,409,170.56
Step by Step Solution
- Step 1: Write the proportion equation
9,671,664.30 : 14,506,971.42 = 2,939,553.42 : x - Step 2: Convert to fraction form
9,671,664.30/14,506,971.42 = 2,939,553.42/x - Step 3: Cross multiply
9,671,664.30x = 14,506,971.42 × 2,939,553.42 - Step 4: Simplify right side
9,671,664.30x = 42,644,017,451,503.26 - Step 5: Solve for x
x = 42,644,017,451,503.26/9,671,664.30 - Step 6: Final answer
x = 4,409,170.56
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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.