Finding the Fourth Proportional to 16,055,805.80, 22,157,023.39 and 8,713,637.19
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Solution
The fourth proportional to 16,055,805.80, 22,157,023.39 and 8,713,637.19 is: 12,024,825.50
Step by Step Solution
- Step 1: Write the proportion equation
16,055,805.80 : 22,157,023.39 = 8,713,637.19 : x - Step 2: Convert to fraction form
16,055,805.80/22,157,023.39 = 8,713,637.19/x - Step 3: Cross multiply
16,055,805.80x = 22,157,023.39 × 8,713,637.19 - Step 4: Simplify right side
16,055,805.80x = 193,068,263,009,019.75 - Step 5: Solve for x
x = 193,068,263,009,019.75/16,055,805.80 - Step 6: Final answer
x = 12,024,825.50
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1.5x scale
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.