Finding the Fourth Proportional to 12,953,348.10, 19,414,470.15 and 5,376,413.70
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Solution
The fourth proportional to 12,953,348.10, 19,414,470.15 and 5,376,413.70 is: 8,058,165.54
Step by Step Solution
- Step 1: Write the proportion equation
12,953,348.10 : 19,414,470.15 = 5,376,413.70 : x - Step 2: Convert to fraction form
12,953,348.10/19,414,470.15 = 5,376,413.70/x - Step 3: Cross multiply
12,953,348.10x = 19,414,470.15 × 5,376,413.70 - Step 4: Simplify right side
12,953,348.10x = 104,380,223,292,701.05 - Step 5: Solve for x
x = 104,380,223,292,701.05/12,953,348.10 - Step 6: Final answer
x = 8,058,165.54
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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.