Finding the Fourth Proportional to 47,159,824.16, 70,739,736.24 and 13,081,170.08
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Solution
The fourth proportional to 47,159,824.16, 70,739,736.24 and 13,081,170.08 is: 19,621,755.12
Step by Step Solution
- Step 1: Write the proportion equation
47,159,824.16 : 70,739,736.24 = 13,081,170.08 : x - Step 2: Convert to fraction form
47,159,824.16/70,739,736.24 = 13,081,170.08/x - Step 3: Cross multiply
47,159,824.16x = 70,739,736.24 × 13,081,170.08 - Step 4: Simplify right side
47,159,824.16x = 925,358,521,169,779.62 - Step 5: Solve for x
x = 925,358,521,169,779.62/47,159,824.16 - Step 6: Final answer
x = 19,621,755.12
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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.