Finding the Fourth Proportional to 17,613,698.40, 26,420,547.60 and 4,836,175.20
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Solution
The fourth proportional to 17,613,698.40, 26,420,547.60 and 4,836,175.20 is: 7,254,262.80
Step by Step Solution
- Step 1: Write the proportion equation
17,613,698.40 : 26,420,547.60 = 4,836,175.20 : x - Step 2: Convert to fraction form
17,613,698.40/26,420,547.60 = 4,836,175.20/x - Step 3: Cross multiply
17,613,698.40x = 26,420,547.60 × 4,836,175.20 - Step 4: Simplify right side
17,613,698.40x = 127,774,397,073,539.53 - Step 5: Solve for x
x = 127,774,397,073,539.53/17,613,698.40 - Step 6: Final answer
x = 7,254,262.80
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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.