Finding the Fourth Proportional to 12,330,023.76, 18,496,610.36 and 4,759,154.64
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Solution
The fourth proportional to 12,330,023.76, 18,496,610.36 and 4,759,154.64 is: 7,139,339.77
Step by Step Solution
- Step 1: Write the proportion equation
12,330,023.76 : 18,496,610.36 = 4,759,154.64 : x - Step 2: Convert to fraction form
12,330,023.76/18,496,610.36 = 4,759,154.64/x - Step 3: Cross multiply
12,330,023.76x = 18,496,610.36 × 4,759,154.64 - Step 4: Simplify right side
12,330,023.76x = 88,028,229,019,066.06 - Step 5: Solve for x
x = 88,028,229,019,066.06/12,330,023.76 - Step 6: Final answer
x = 7,139,339.77
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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.