Finding the Fourth Proportional to 19,811,707.55, 29,717,265.90 and 6,867,281.01
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Solution
The fourth proportional to 19,811,707.55, 29,717,265.90 and 6,867,281.01 is: 10,300,819.12
Step by Step Solution
- Step 1: Write the proportion equation
19,811,707.55 : 29,717,265.90 = 6,867,281.01 : x - Step 2: Convert to fraction form
19,811,707.55/29,717,265.90 = 6,867,281.01/x - Step 3: Cross multiply
19,811,707.55x = 29,717,265.90 × 6,867,281.01 - Step 4: Simplify right side
19,811,707.55x = 204,076,815,784,190.53 - Step 5: Solve for x
x = 204,076,815,784,190.53/19,811,707.55 - Step 6: Final answer
x = 10,300,819.12
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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.