Finding the Fourth Proportional to 13,149,107.10, 19,714,329.45 and 5,058,956.70
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Solution
The fourth proportional to 13,149,107.10, 19,714,329.45 and 5,058,956.70 is: 7,584,844.99
Step by Step Solution
- Step 1: Write the proportion equation
13,149,107.10 : 19,714,329.45 = 5,058,956.70 : x - Step 2: Convert to fraction form
13,149,107.10/19,714,329.45 = 5,058,956.70/x - Step 3: Cross multiply
13,149,107.10x = 19,714,329.45 × 5,058,956.70 - Step 4: Simplify right side
13,149,107.10x = 99,733,939,057,084.81 - Step 5: Solve for x
x = 99,733,939,057,084.81/13,149,107.10 - Step 6: Final answer
x = 7,584,844.99
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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.