Finding the Fourth Proportional to 11,426,594.08, 17,129,801.93 and 8,742,900.07
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Solution
The fourth proportional to 11,426,594.08, 17,129,801.93 and 8,742,900.07 is: 13,106,630.50
Step by Step Solution
- Step 1: Write the proportion equation
11,426,594.08 : 17,129,801.93 = 8,742,900.07 : x - Step 2: Convert to fraction form
11,426,594.08/17,129,801.93 = 8,742,900.07/x - Step 3: Cross multiply
11,426,594.08x = 17,129,801.93 × 8,742,900.07 - Step 4: Simplify right side
11,426,594.08x = 149,764,146,471,915.91 - Step 5: Solve for x
x = 149,764,146,471,915.91/11,426,594.08 - Step 6: Final answer
x = 13,106,630.50
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1.5x scale
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.