Finding the Fourth Proportional to 17,702,995.95, 24,430,888.40 and 9,862,503.75
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Solution
The fourth proportional to 17,702,995.95, 24,430,888.40 and 9,862,503.75 is: 13,610,675.23
Step by Step Solution
- Step 1: Write the proportion equation
17,702,995.95 : 24,430,888.40 = 9,862,503.75 : x - Step 2: Convert to fraction form
17,702,995.95/24,430,888.40 = 9,862,503.75/x - Step 3: Cross multiply
17,702,995.95x = 24,430,888.40 × 9,862,503.75 - Step 4: Simplify right side
17,702,995.95x = 240,949,728,411,518.97 - Step 5: Solve for x
x = 240,949,728,411,518.97/17,702,995.95 - Step 6: Final answer
x = 13,610,675.23
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.