Finding the Fourth Proportional to 53,671,616.42, 80,497,840.11 and 14,280,096.42
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Solution
The fourth proportional to 53,671,616.42, 80,497,840.11 and 14,280,096.42 is: 21,417,594.53
Step by Step Solution
- Step 1: Write the proportion equation
53,671,616.42 : 80,497,840.11 = 14,280,096.42 : x - Step 2: Convert to fraction form
53,671,616.42/80,497,840.11 = 14,280,096.42/x - Step 3: Cross multiply
53,671,616.42x = 80,497,840.11 × 14,280,096.42 - Step 4: Simplify right side
53,671,616.42x = 1,149,516,918,372,543.50 - Step 5: Solve for x
x = 1,149,516,918,372,543.50/53,671,616.42 - Step 6: Final answer
x = 21,417,594.53
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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.