Finding the Fourth Proportional to 11,349,690.50, 15,662,950.95 and 6,193,334.99
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Solution
The fourth proportional to 11,349,690.50, 15,662,950.95 and 6,193,334.99 is: 8,547,008.58
Step by Step Solution
- Step 1: Write the proportion equation
11,349,690.50 : 15,662,950.95 = 6,193,334.99 : x - Step 2: Convert to fraction form
11,349,690.50/15,662,950.95 = 6,193,334.99/x - Step 3: Cross multiply
11,349,690.50x = 15,662,950.95 × 6,193,334.99 - Step 4: Simplify right side
11,349,690.50x = 97,005,902,086,973.98 - Step 5: Solve for x
x = 97,005,902,086,973.98/11,349,690.50 - Step 6: Final answer
x = 8,547,008.58
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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.