Finding the Fourth Proportional to 29,462,354.68, 40,650,879.36 and 19,402,814.92
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Solution
The fourth proportional to 29,462,354.68, 40,650,879.36 and 19,402,814.92 is: 26,771,162.63
Step by Step Solution
- Step 1: Write the proportion equation
29,462,354.68 : 40,650,879.36 = 19,402,814.92 : x - Step 2: Convert to fraction form
29,462,354.68/40,650,879.36 = 19,402,814.92/x - Step 3: Cross multiply
29,462,354.68x = 40,650,879.36 × 19,402,814.92 - Step 4: Simplify right side
29,462,354.68x = 788,741,488,557,328.12 - Step 5: Solve for x
x = 788,741,488,557,328.12/29,462,354.68 - Step 6: Final answer
x = 26,771,162.63
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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.