Finding the Fourth Proportional to 13,184,727.76, 19,780,176.12 and 4,086,349.84
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Solution
The fourth proportional to 13,184,727.76, 19,780,176.12 and 4,086,349.84 is: 6,130,480.73
Step by Step Solution
- Step 1: Write the proportion equation
13,184,727.76 : 19,780,176.12 = 4,086,349.84 : x - Step 2: Convert to fraction form
13,184,727.76/19,780,176.12 = 4,086,349.84/x - Step 3: Cross multiply
13,184,727.76x = 19,780,176.12 × 4,086,349.84 - Step 4: Simplify right side
13,184,727.76x = 80,828,719,523,133.83 - Step 5: Solve for x
x = 80,828,719,523,133.83/13,184,727.76 - Step 6: Final answer
x = 6,130,480.73
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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.