Finding the Fourth Proportional to 10,346,873.60, 15,521,950.65 and 3,524,089.70
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Solution
The fourth proportional to 10,346,873.60, 15,521,950.65 and 3,524,089.70 is: 5,286,693.21
Step by Step Solution
- Step 1: Write the proportion equation
10,346,873.60 : 15,521,950.65 = 3,524,089.70 : x - Step 2: Convert to fraction form
10,346,873.60/15,521,950.65 = 3,524,089.70/x - Step 3: Cross multiply
10,346,873.60x = 15,521,950.65 × 3,524,089.70 - Step 4: Simplify right side
10,346,873.60x = 54,700,746,409,573.31 - Step 5: Solve for x
x = 54,700,746,409,573.31/10,346,873.60 - Step 6: Final answer
x = 5,286,693.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.