Finding the Fourth Proportional to 17,473,901.28, 26,209,080.42 and 4,692,745.23
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Solution
The fourth proportional to 17,473,901.28, 26,209,080.42 and 4,692,745.23 is: 7,038,642.10
Step by Step Solution
- Step 1: Write the proportion equation
17,473,901.28 : 26,209,080.42 = 4,692,745.23 : x - Step 2: Convert to fraction form
17,473,901.28/26,209,080.42 = 4,692,745.23/x - Step 3: Cross multiply
17,473,901.28x = 26,209,080.42 × 4,692,745.23 - Step 4: Simplify right side
17,473,901.28x = 122,992,537,123,641.42 - Step 5: Solve for x
x = 122,992,537,123,641.42/17,473,901.28 - Step 6: Final answer
x = 7,038,642.10
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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.