Finding the Fourth Proportional to 8,605,199.53, 11,885,839.18 and 6,246,632.95
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Solution
The fourth proportional to 8,605,199.53, 11,885,839.18 and 6,246,632.95 is: 8,628,094.49
Step by Step Solution
- Step 1: Write the proportion equation
8,605,199.53 : 11,885,839.18 = 6,246,632.95 : x - Step 2: Convert to fraction form
8,605,199.53/11,885,839.18 = 6,246,632.95/x - Step 3: Cross multiply
8,605,199.53x = 11,885,839.18 × 6,246,632.95 - Step 4: Simplify right side
8,605,199.53x = 74,246,474,665,854.94 - Step 5: Solve for x
x = 74,246,474,665,854.94/8,605,199.53 - Step 6: Final answer
x = 8,628,094.49
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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.