Finding the Fourth Proportional to 11,203,694.10, 16,768,216.35 and 9,860,001.30
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Solution
The fourth proportional to 11,203,694.10, 16,768,216.35 and 9,860,001.30 is: 14,757,153.63
Step by Step Solution
- Step 1: Write the proportion equation
11,203,694.10 : 16,768,216.35 = 9,860,001.30 : x - Step 2: Convert to fraction form
11,203,694.10/16,768,216.35 = 9,860,001.30/x - Step 3: Cross multiply
11,203,694.10x = 16,768,216.35 × 9,860,001.30 - Step 4: Simplify right side
11,203,694.10x = 165,334,635,009,681.25 - Step 5: Solve for x
x = 165,334,635,009,681.25/11,203,694.10 - Step 6: Final answer
x = 14,757,153.63
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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.