Finding the Fourth Proportional to 8,058,996.99, 11,121,688.80 and 4,388,055.93
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Solution
The fourth proportional to 8,058,996.99, 11,121,688.80 and 4,388,055.93 is: 6,055,665.80
Step by Step Solution
- Step 1: Write the proportion equation
8,058,996.99 : 11,121,688.80 = 4,388,055.93 : x - Step 2: Convert to fraction form
8,058,996.99/11,121,688.80 = 4,388,055.93/x - Step 3: Cross multiply
8,058,996.99x = 11,121,688.80 × 4,388,055.93 - Step 4: Simplify right side
8,058,996.99x = 48,802,592,490,454.59 - Step 5: Solve for x
x = 48,802,592,490,454.59/8,058,996.99 - Step 6: Final answer
x = 6,055,665.80
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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.