Finding the Fourth Proportional to 17,556,366.30, 26,334,549.45 and 15,430,602.30
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Solution
The fourth proportional to 17,556,366.30, 26,334,549.45 and 15,430,602.30 is: 23,145,903.45
Step by Step Solution
- Step 1: Write the proportion equation
17,556,366.30 : 26,334,549.45 = 15,430,602.30 : x - Step 2: Convert to fraction form
17,556,366.30/26,334,549.45 = 15,430,602.30/x - Step 3: Cross multiply
17,556,366.30x = 26,334,549.45 × 15,430,602.30 - Step 4: Simplify right side
17,556,366.30x = 406,357,959,312,633.75 - Step 5: Solve for x
x = 406,357,959,312,633.75/17,556,366.30 - Step 6: Final answer
x = 23,145,903.45
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Similar ratio
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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.