Finding the Fourth Proportional to 7,704,337.78, 11,553,780.97 and 2,238,295.68
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Solution
The fourth proportional to 7,704,337.78, 11,553,780.97 and 2,238,295.68 is: 3,356,651.64
Step by Step Solution
- Step 1: Write the proportion equation
7,704,337.78 : 11,553,780.97 = 2,238,295.68 : x - Step 2: Convert to fraction form
7,704,337.78/11,553,780.97 = 2,238,295.68/x - Step 3: Cross multiply
7,704,337.78x = 11,553,780.97 × 2,238,295.68 - Step 4: Simplify right side
7,704,337.78x = 25,860,778,035,615.08 - Step 5: Solve for x
x = 25,860,778,035,615.08/7,704,337.78 - Step 6: Final answer
x = 3,356,651.64
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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.