Finding the Fourth Proportional to 11,228,045.48, 15,494,691.68 and 6,071,394.74
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Solution
The fourth proportional to 11,228,045.48, 15,494,691.68 and 6,071,394.74 is: 8,378,518.75
Step by Step Solution
- Step 1: Write the proportion equation
11,228,045.48 : 15,494,691.68 = 6,071,394.74 : x - Step 2: Convert to fraction form
11,228,045.48/15,494,691.68 = 6,071,394.74/x - Step 3: Cross multiply
11,228,045.48x = 15,494,691.68 × 6,071,394.74 - Step 4: Simplify right side
11,228,045.48x = 94,074,389,563,873.77 - Step 5: Solve for x
x = 94,074,389,563,873.77/11,228,045.48 - Step 6: Final answer
x = 8,378,518.75
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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.