Finding the Fourth Proportional to 19,149,327.36, 26,426,041.62 and 10,447,500.74
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Solution
The fourth proportional to 19,149,327.36, 26,426,041.62 and 10,447,500.74 is: 14,417,534.58
Step by Step Solution
- Step 1: Write the proportion equation
19,149,327.36 : 26,426,041.62 = 10,447,500.74 : x - Step 2: Convert to fraction form
19,149,327.36/26,426,041.62 = 10,447,500.74/x - Step 3: Cross multiply
19,149,327.36x = 26,426,041.62 × 10,447,500.74 - Step 4: Simplify right side
19,149,327.36x = 276,086,089,380,220.81 - Step 5: Solve for x
x = 276,086,089,380,220.81/19,149,327.36 - Step 6: Final answer
x = 14,417,534.58
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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.