Finding the Fourth Proportional to 19,752,193.74, 29,607,448.50 and 10,651,814.58
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Solution
The fourth proportional to 19,752,193.74, 29,607,448.50 and 10,651,814.58 is: 15,966,482.29
Step by Step Solution
- Step 1: Write the proportion equation
19,752,193.74 : 29,607,448.50 = 10,651,814.58 : x - Step 2: Convert to fraction form
19,752,193.74/29,607,448.50 = 10,651,814.58/x - Step 3: Cross multiply
19,752,193.74x = 29,607,448.50 × 10,651,814.58 - Step 4: Simplify right side
19,752,193.74x = 315,373,051,608,899.12 - Step 5: Solve for x
x = 315,373,051,608,899.12/19,752,193.74 - Step 6: Final answer
x = 15,966,482.29
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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.