Finding the Fourth Proportional to 17,317,782.58, 25,976,848.11 and 7,733,646.58
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Solution
The fourth proportional to 17,317,782.58, 25,976,848.11 and 7,733,646.58 is: 11,600,547.68
Step by Step Solution
- Step 1: Write the proportion equation
17,317,782.58 : 25,976,848.11 = 7,733,646.58 : x - Step 2: Convert to fraction form
17,317,782.58/25,976,848.11 = 7,733,646.58/x - Step 3: Cross multiply
17,317,782.58x = 25,976,848.11 × 7,733,646.58 - Step 4: Simplify right side
17,317,782.58x = 200,895,762,545,080.97 - Step 5: Solve for x
x = 200,895,762,545,080.97/17,317,782.58 - Step 6: Final answer
x = 11,600,547.68
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1.5x scale
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.