Finding the Fourth Proportional to 11,403,764.36, 15,737,069.40 and 6,176,642.48
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Solution
The fourth proportional to 11,403,764.36, 15,737,069.40 and 6,176,642.48 is: 8,523,698.69
Step by Step Solution
- Step 1: Write the proportion equation
11,403,764.36 : 15,737,069.40 = 6,176,642.48 : x - Step 2: Convert to fraction form
11,403,764.36/15,737,069.40 = 6,176,642.48/x - Step 3: Cross multiply
11,403,764.36x = 15,737,069.40 × 6,176,642.48 - Step 4: Simplify right side
11,403,764.36x = 97,202,251,366,748.12 - Step 5: Solve for x
x = 97,202,251,366,748.12/11,403,764.36 - Step 6: Final answer
x = 8,523,698.69
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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.