Finding the Fourth Proportional to 32,212,572.36, 48,312,620.10 and 12,516,665.46
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Solution
The fourth proportional to 32,212,572.36, 48,312,620.10 and 12,516,665.46 is: 18,772,574.15
Step by Step Solution
- Step 1: Write the proportion equation
32,212,572.36 : 48,312,620.10 = 12,516,665.46 : x - Step 2: Convert to fraction form
32,212,572.36/48,312,620.10 = 12,516,665.46/x - Step 3: Cross multiply
32,212,572.36x = 48,312,620.10 × 12,516,665.46 - Step 4: Simplify right side
32,212,572.36x = 604,712,903,287,771.75 - Step 5: Solve for x
x = 604,712,903,287,771.75/32,212,572.36 - Step 6: Final answer
x = 18,772,574.15
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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.