Finding the Fourth Proportional to 13,514,277.41, 18,651,341.41 and 7,634,159.53
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Solution
The fourth proportional to 13,514,277.41, 18,651,341.41 and 7,634,159.53 is: 10,536,065.78
Step by Step Solution
- Step 1: Write the proportion equation
13,514,277.41 : 18,651,341.41 = 7,634,159.53 : x - Step 2: Convert to fraction form
13,514,277.41/18,651,341.41 = 7,634,159.53/x - Step 3: Cross multiply
13,514,277.41x = 18,651,341.41 × 7,634,159.53 - Step 4: Simplify right side
13,514,277.41x = 142,387,315,706,721.38 - Step 5: Solve for x
x = 142,387,315,706,721.38/13,514,277.41 - Step 6: Final answer
x = 10,536,065.78
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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.