Finding the Fourth Proportional to 15,170,905.95, 22,751,615.57 and 5,071,164.99
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Solution
The fourth proportional to 15,170,905.95, 22,751,615.57 and 5,071,164.99 is: 7,605,161.93
Step by Step Solution
- Step 1: Write the proportion equation
15,170,905.95 : 22,751,615.57 = 5,071,164.99 : x - Step 2: Convert to fraction form
15,170,905.95/22,751,615.57 = 5,071,164.99/x - Step 3: Cross multiply
15,170,905.95x = 22,751,615.57 × 5,071,164.99 - Step 4: Simplify right side
15,170,905.95x = 115,377,196,319,167.08 - Step 5: Solve for x
x = 115,377,196,319,167.08/15,170,905.95 - Step 6: Final answer
x = 7,605,161.93
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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.