Finding the Fourth Proportional to 17,386,984.10, 26,089,807.35 and 7,290,625.70
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Solution
The fourth proportional to 17,386,984.10, 26,089,807.35 and 7,290,625.70 is: 10,939,851.26
Step by Step Solution
- Step 1: Write the proportion equation
17,386,984.10 : 26,089,807.35 = 7,290,625.70 : x - Step 2: Convert to fraction form
17,386,984.10/26,089,807.35 = 7,290,625.70/x - Step 3: Cross multiply
17,386,984.10x = 26,089,807.35 × 7,290,625.70 - Step 4: Simplify right side
17,386,984.10x = 190,211,019,973,958.91 - Step 5: Solve for x
x = 190,211,019,973,958.91/17,386,984.10 - Step 6: Final answer
x = 10,939,851.26
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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.