Finding the Fourth Proportional to 15,151,948.92, 22,731,281.76 and 4,368,408.21
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Solution
The fourth proportional to 15,151,948.92, 22,731,281.76 and 4,368,408.21 is: 6,553,580.56
Step by Step Solution
- Step 1: Write the proportion equation
15,151,948.92 : 22,731,281.76 = 4,368,408.21 : x - Step 2: Convert to fraction form
15,151,948.92/22,731,281.76 = 4,368,408.21/x - Step 3: Cross multiply
15,151,948.92x = 22,731,281.76 × 4,368,408.21 - Step 4: Simplify right side
15,151,948.92x = 99,299,517,864,207.25 - Step 5: Solve for x
x = 99,299,517,864,207.25/15,151,948.92 - Step 6: Final answer
x = 6,553,580.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.