Finding the Fourth Proportional to 10,510,217.64, 15,757,756.70 and 6,458,332.68
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Solution
The fourth proportional to 10,510,217.64, 15,757,756.70 and 6,458,332.68 is: 9,682,847.54
Step by Step Solution
- Step 1: Write the proportion equation
10,510,217.64 : 15,757,756.70 = 6,458,332.68 : x - Step 2: Convert to fraction form
10,510,217.64/15,757,756.70 = 6,458,332.68/x - Step 3: Cross multiply
10,510,217.64x = 15,757,756.70 × 6,458,332.68 - Step 4: Simplify right side
10,510,217.64x = 101,768,835,026,807.30 - Step 5: Solve for x
x = 101,768,835,026,807.30/10,510,217.64 - Step 6: Final answer
x = 9,682,847.54
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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.