Finding the Fourth Proportional to 26,246,425.60, 39,369,638.40 and 22,656,246.40
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Solution
The fourth proportional to 26,246,425.60, 39,369,638.40 and 22,656,246.40 is: 33,984,369.60
Step by Step Solution
- Step 1: Write the proportion equation
26,246,425.60 : 39,369,638.40 = 22,656,246.40 : x - Step 2: Convert to fraction form
26,246,425.60/39,369,638.40 = 22,656,246.40/x - Step 3: Cross multiply
26,246,425.60x = 39,369,638.40 × 22,656,246.40 - Step 4: Simplify right side
26,246,425.60x = 891,968,228,269,301.62 - Step 5: Solve for x
x = 891,968,228,269,301.62/26,246,425.60 - Step 6: Final answer
x = 33,984,369.60
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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.