Finding the Fourth Proportional to 16,667,254.29, 25,125,805.80 and 15,556,210.41
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Solution
The fourth proportional to 16,667,254.29, 25,125,805.80 and 15,556,210.41 is: 23,450,912.49
Step by Step Solution
- Step 1: Write the proportion equation
16,667,254.29 : 25,125,805.80 = 15,556,210.41 : x - Step 2: Convert to fraction form
16,667,254.29/25,125,805.80 = 15,556,210.41/x - Step 3: Cross multiply
16,667,254.29x = 25,125,805.80 × 15,556,210.41 - Step 4: Simplify right side
16,667,254.29x = 390,862,321,745,598.38 - Step 5: Solve for x
x = 390,862,321,745,598.38/16,667,254.29 - Step 6: Final answer
x = 23,450,912.49
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.