Finding the Fourth Proportional to 10,553,249.48, 15,809,257.60 and 7,270,023.98
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Solution
The fourth proportional to 10,553,249.48, 15,809,257.60 and 7,270,023.98 is: 10,890,833.40
Step by Step Solution
- Step 1: Write the proportion equation
10,553,249.48 : 15,809,257.60 = 7,270,023.98 : x - Step 2: Convert to fraction form
10,553,249.48/15,809,257.60 = 7,270,023.98/x - Step 3: Cross multiply
10,553,249.48x = 15,809,257.60 × 7,270,023.98 - Step 4: Simplify right side
10,553,249.48x = 114,933,681,920,239.22 - Step 5: Solve for x
x = 114,933,681,920,239.22/10,553,249.48 - Step 6: Final answer
x = 10,890,833.40
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.