Finding the Fourth Proportional to 34,478,585.51, 47,580,778.28 and 19,009,224.95
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Solution
The fourth proportional to 34,478,585.51, 47,580,778.28 and 19,009,224.95 is: 26,232,912.52
Step by Step Solution
- Step 1: Write the proportion equation
34,478,585.51 : 47,580,778.28 = 19,009,224.95 : x - Step 2: Convert to fraction form
34,478,585.51/47,580,778.28 = 19,009,224.95/x - Step 3: Cross multiply
34,478,585.51x = 47,580,778.28 × 19,009,224.95 - Step 4: Simplify right side
34,478,585.51x = 904,473,717,430,213.25 - Step 5: Solve for x
x = 904,473,717,430,213.25/34,478,585.51 - Step 6: Final answer
x = 26,232,912.52
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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.