Finding the Fourth Proportional to 13,203,926.70, 19,805,890.05 and 6,029,473.20
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Solution
The fourth proportional to 13,203,926.70, 19,805,890.05 and 6,029,473.20 is: 9,044,209.80
Step by Step Solution
- Step 1: Write the proportion equation
13,203,926.70 : 19,805,890.05 = 6,029,473.20 : x - Step 2: Convert to fraction form
13,203,926.70/19,805,890.05 = 6,029,473.20/x - Step 3: Cross multiply
13,203,926.70x = 19,805,890.05 × 6,029,473.20 - Step 4: Simplify right side
13,203,926.70x = 119,419,083,258,621.67 - Step 5: Solve for x
x = 119,419,083,258,621.67/13,203,926.70 - Step 6: Final answer
x = 9,044,209.80
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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.