Finding the Fourth Proportional to 6,931,343.04, 10,396,725.47 and 1,813,659.61
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Solution
The fourth proportional to 6,931,343.04, 10,396,725.47 and 1,813,659.61 is: 2,720,413.77
Step by Step Solution
- Step 1: Write the proportion equation
6,931,343.04 : 10,396,725.47 = 1,813,659.61 : x - Step 2: Convert to fraction form
6,931,343.04/10,396,725.47 = 1,813,659.61/x - Step 3: Cross multiply
6,931,343.04x = 10,396,725.47 × 1,813,659.61 - Step 4: Simplify right side
6,931,343.04x = 18,856,121,052,432.24 - Step 5: Solve for x
x = 18,856,121,052,432.24/6,931,343.04 - Step 6: Final answer
x = 2,720,413.77
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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.