Finding the Fourth Proportional to 29,462,495.91, 40,651,073.55 and 19,402,956.56
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Solution
The fourth proportional to 29,462,495.91, 40,651,073.55 and 19,402,956.56 is: 26,771,357.61
Step by Step Solution
- Step 1: Write the proportion equation
29,462,495.91 : 40,651,073.55 = 19,402,956.56 : x - Step 2: Convert to fraction form
29,462,495.91/40,651,073.55 = 19,402,956.56/x - Step 3: Cross multiply
29,462,495.91x = 40,651,073.55 × 19,402,956.56 - Step 4: Simplify right side
29,462,495.91x = 788,751,014,208,014.88 - Step 5: Solve for x
x = 788,751,014,208,014.88/29,462,495.91 - Step 6: Final answer
x = 26,771,357.61
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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.