Finding the Fourth Proportional to 29,462,496.91, 40,651,074.93 and 19,402,957.56
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Solution
The fourth proportional to 29,462,496.91, 40,651,074.93 and 19,402,957.56 is: 26,771,358.99
Step by Step Solution
- Step 1: Write the proportion equation
29,462,496.91 : 40,651,074.93 = 19,402,957.56 : x - Step 2: Convert to fraction form
29,462,496.91/40,651,074.93 = 19,402,957.56/x - Step 3: Cross multiply
29,462,496.91x = 40,651,074.93 × 19,402,957.56 - Step 4: Simplify right side
29,462,496.91x = 788,751,081,635,169.88 - Step 5: Solve for x
x = 788,751,081,635,169.88/29,462,496.91 - Step 6: Final answer
x = 26,771,358.99
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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.