Finding the Fourth Proportional to 11,459,792.29, 15,814,521.53 and 6,303,546.13
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Solution
The fourth proportional to 11,459,792.29, 15,814,521.53 and 6,303,546.13 is: 8,698,898.15
Step by Step Solution
- Step 1: Write the proportion equation
11,459,792.29 : 15,814,521.53 = 6,303,546.13 : x - Step 2: Convert to fraction form
11,459,792.29/15,814,521.53 = 6,303,546.13/x - Step 3: Cross multiply
11,459,792.29x = 15,814,521.53 × 6,303,546.13 - Step 4: Simplify right side
11,459,792.29x = 99,687,565,988,233.17 - Step 5: Solve for x
x = 99,687,565,988,233.17/11,459,792.29 - Step 6: Final answer
x = 8,698,898.15
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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.