Finding the Fourth Proportional to 39,612,830.10, 59,419,450.20 and 18,032,339.70
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Solution
The fourth proportional to 39,612,830.10, 59,419,450.20 and 18,032,339.70 is: 27,048,602.89
Step by Step Solution
- Step 1: Write the proportion equation
39,612,830.10 : 59,419,450.20 = 18,032,339.70 : x - Step 2: Convert to fraction form
39,612,830.10/59,419,450.20 = 18,032,339.70/x - Step 3: Cross multiply
39,612,830.10x = 59,419,450.20 × 18,032,339.70 - Step 4: Simplify right side
39,612,830.10x = 1,071,471,710,793,633 - Step 5: Solve for x
x = 1,071,471,710,793,633/39,612,830.10 - Step 6: Final answer
x = 27,048,602.89
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.