Finding the Fourth Proportional to 34,756,603.24, 47,966,354.49 and 19,286,687.88
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Solution
The fourth proportional to 34,756,603.24, 47,966,354.49 and 19,286,687.88 is: 26,616,873.39
Step by Step Solution
- Step 1: Write the proportion equation
34,756,603.24 : 47,966,354.49 = 19,286,687.88 : x - Step 2: Convert to fraction form
34,756,603.24/47,966,354.49 = 19,286,687.88/x - Step 3: Cross multiply
34,756,603.24x = 47,966,354.49 × 19,286,687.88 - Step 4: Simplify right side
34,756,603.24x = 925,112,107,943,048.25 - Step 5: Solve for x
x = 925,112,107,943,048.25/34,756,603.24 - Step 6: Final answer
x = 26,616,873.39
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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.