Finding the Fourth Proportional to 11,374,256.84, 15,696,475.62 and 6,217,639.40
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Solution
The fourth proportional to 11,374,256.84, 15,696,475.62 and 6,217,639.40 is: 8,580,343.02
Step by Step Solution
- Step 1: Write the proportion equation
11,374,256.84 : 15,696,475.62 = 6,217,639.40 : x - Step 2: Convert to fraction form
11,374,256.84/15,696,475.62 = 6,217,639.40/x - Step 3: Cross multiply
11,374,256.84x = 15,696,475.62 × 6,217,639.40 - Step 4: Simplify right side
11,374,256.84x = 97,595,025,256,051.42 - Step 5: Solve for x
x = 97,595,025,256,051.42/11,374,256.84 - Step 6: Final answer
x = 8,580,343.02
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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.