Finding the Fourth Proportional to 7,390,266.08, 10,195,747.52 and 4,488,562.40
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Solution
The fourth proportional to 7,390,266.08, 10,195,747.52 and 4,488,562.40 is: 6,192,503.55
Step by Step Solution
- Step 1: Write the proportion equation
7,390,266.08 : 10,195,747.52 = 4,488,562.40 : x - Step 2: Convert to fraction form
7,390,266.08/10,195,747.52 = 4,488,562.40/x - Step 3: Cross multiply
7,390,266.08x = 10,195,747.52 × 4,488,562.40 - Step 4: Simplify right side
7,390,266.08x = 45,764,248,958,165.25 - Step 5: Solve for x
x = 45,764,248,958,165.25/7,390,266.08 - Step 6: Final answer
x = 6,192,503.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.