Finding the Fourth Proportional to 15,543,582.15, 23,315,154.53 and 7,023,904.95
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Solution
The fourth proportional to 15,543,582.15, 23,315,154.53 and 7,023,904.95 is: 10,535,758.60
Step by Step Solution
- Step 1: Write the proportion equation
15,543,582.15 : 23,315,154.53 = 7,023,904.95 : x - Step 2: Convert to fraction form
15,543,582.15/23,315,154.53 = 7,023,904.95/x - Step 3: Cross multiply
15,543,582.15x = 23,315,154.53 × 7,023,904.95 - Step 4: Simplify right side
15,543,582.15x = 163,763,429,278,162.41 - Step 5: Solve for x
x = 163,763,429,278,162.41/15,543,582.15 - Step 6: Final answer
x = 10,535,758.60
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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.