Finding the Fourth Proportional to 9,163,556, 12,645,707.40 and 5,089,554.08
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Solution
The fourth proportional to 9,163,556, 12,645,707.40 and 5,089,554.08 is: 7,023,584.70
Step by Step Solution
- Step 1: Write the proportion equation
9,163,556 : 12,645,707.40 = 5,089,554.08 : x - Step 2: Convert to fraction form
9,163,556/12,645,707.40 = 5,089,554.08/x - Step 3: Cross multiply
9,163,556x = 12,645,707.40 × 5,089,554.08 - Step 4: Simplify right side
9,163,556x = 64,361,011,692,156.20 - Step 5: Solve for x
x = 64,361,011,692,156.20/9,163,556 - Step 6: Final answer
x = 7,023,584.70
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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.