Finding the Fourth Proportional to 7,551,288.20, 11,326,413.90 and 2,433,643.40
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Solution
The fourth proportional to 7,551,288.20, 11,326,413.90 and 2,433,643.40 is: 3,650,298.03
Step by Step Solution
- Step 1: Write the proportion equation
7,551,288.20 : 11,326,413.90 = 2,433,643.40 : x - Step 2: Convert to fraction form
7,551,288.20/11,326,413.90 = 2,433,643.40/x - Step 3: Cross multiply
7,551,288.20x = 11,326,413.90 × 2,433,643.40 - Step 4: Simplify right side
7,551,288.20x = 27,564,452,433,403.26 - Step 5: Solve for x
x = 27,564,452,433,403.26/7,551,288.20 - Step 6: Final answer
x = 3,650,298.03
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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.