Finding the Fourth Proportional to 34,696,525.14, 47,881,485.99 and 19,226,868.12
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Solution
The fourth proportional to 34,696,525.14, 47,881,485.99 and 19,226,868.12 is: 26,533,233.88
Step by Step Solution
- Step 1: Write the proportion equation
34,696,525.14 : 47,881,485.99 = 19,226,868.12 : x - Step 2: Convert to fraction form
34,696,525.14/47,881,485.99 = 19,226,868.12/x - Step 3: Cross multiply
34,696,525.14x = 47,881,485.99 × 19,226,868.12 - Step 4: Simplify right side
34,696,525.14x = 920,611,016,519,357.75 - Step 5: Solve for x
x = 920,611,016,519,357.75/34,696,525.14 - Step 6: Final answer
x = 26,533,233.88
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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.