Finding the Fourth Proportional to 19,339,201.57, 29,005,647.59 and 5,689,156.75
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Solution
The fourth proportional to 19,339,201.57, 29,005,647.59 and 5,689,156.75 is: 8,532,807.06
Step by Step Solution
- Step 1: Write the proportion equation
19,339,201.57 : 29,005,647.59 = 5,689,156.75 : x - Step 2: Convert to fraction form
19,339,201.57/29,005,647.59 = 5,689,156.75/x - Step 3: Cross multiply
19,339,201.57x = 29,005,647.59 × 5,689,156.75 - Step 4: Simplify right side
19,339,201.57x = 165,017,675,684,476.97 - Step 5: Solve for x
x = 165,017,675,684,476.97/19,339,201.57 - Step 6: Final answer
x = 8,532,807.06
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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.