Finding the Fourth Proportional to 6,807,756.42, 9,391,727.79 and 4,873,311.18
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Solution
The fourth proportional to 6,807,756.42, 9,391,727.79 and 4,873,311.18 is: 6,723,039.02
Step by Step Solution
- Step 1: Write the proportion equation
6,807,756.42 : 9,391,727.79 = 4,873,311.18 : x - Step 2: Convert to fraction form
6,807,756.42/9,391,727.79 = 4,873,311.18/x - Step 3: Cross multiply
6,807,756.42x = 9,391,727.79 × 4,873,311.18 - Step 4: Simplify right side
6,807,756.42x = 45,768,812,038,523.69 - Step 5: Solve for x
x = 45,768,812,038,523.69/6,807,756.42 - Step 6: Final answer
x = 6,723,039.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.