Finding the Fourth Proportional to 11,653,987.85, 16,082,570.63 and 6,497,670.41
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Solution
The fourth proportional to 11,653,987.85, 16,082,570.63 and 6,497,670.41 is: 8,966,822.74
Step by Step Solution
- Step 1: Write the proportion equation
11,653,987.85 : 16,082,570.63 = 6,497,670.41 : x - Step 2: Convert to fraction form
11,653,987.85/16,082,570.63 = 6,497,670.41/x - Step 3: Cross multiply
11,653,987.85x = 16,082,570.63 × 6,497,670.41 - Step 4: Simplify right side
11,653,987.85x = 104,499,243,299,286.06 - Step 5: Solve for x
x = 104,499,243,299,286.06/11,653,987.85 - Step 6: Final answer
x = 8,966,822.74
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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.