Finding the Fourth Proportional to 13,102,447.40, 19,654,254.30 and 4,466,421.80
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Solution
The fourth proportional to 13,102,447.40, 19,654,254.30 and 4,466,421.80 is: 6,699,831.50
Step by Step Solution
- Step 1: Write the proportion equation
13,102,447.40 : 19,654,254.30 = 4,466,421.80 : x - Step 2: Convert to fraction form
13,102,447.40/19,654,254.30 = 4,466,421.80/x - Step 3: Cross multiply
13,102,447.40x = 19,654,254.30 × 4,466,421.80 - Step 4: Simplify right side
13,102,447.40x = 87,784,189,868,263.73 - Step 5: Solve for x
x = 87,784,189,868,263.73/13,102,447.40 - Step 6: Final answer
x = 6,699,831.50
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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.