Finding the Fourth Proportional to 26,217,795.49, 39,326,817.62 and 8,021,961.64
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Solution
The fourth proportional to 26,217,795.49, 39,326,817.62 and 8,021,961.64 is: 12,032,980.52
Step by Step Solution
- Step 1: Write the proportion equation
26,217,795.49 : 39,326,817.62 = 8,021,961.64 : x - Step 2: Convert to fraction form
26,217,795.49/39,326,817.62 = 8,021,961.64/x - Step 3: Cross multiply
26,217,795.49x = 39,326,817.62 × 8,021,961.64 - Step 4: Simplify right side
26,217,795.49x = 315,478,222,440,129.56 - Step 5: Solve for x
x = 315,478,222,440,129.56/26,217,795.49 - Step 6: Final answer
x = 12,032,980.52
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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.