Finding the Fourth Proportional to 32,808,332.06, 45,276,873.83 and 18,869,691.05
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Solution
The fourth proportional to 32,808,332.06, 45,276,873.83 and 18,869,691.05 is: 26,040,964.81
Step by Step Solution
- Step 1: Write the proportion equation
32,808,332.06 : 45,276,873.83 = 18,869,691.05 : x - Step 2: Convert to fraction form
32,808,332.06/45,276,873.83 = 18,869,691.05/x - Step 3: Cross multiply
32,808,332.06x = 45,276,873.83 × 18,869,691.05 - Step 4: Simplify right side
32,808,332.06x = 854,360,620,748,685.38 - Step 5: Solve for x
x = 854,360,620,748,685.38/32,808,332.06 - Step 6: Final answer
x = 26,040,964.81
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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.