Finding the Fourth Proportional to 16,626,311.60, 24,939,467.40 and 16,128,647.60
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Solution
The fourth proportional to 16,626,311.60, 24,939,467.40 and 16,128,647.60 is: 24,192,971.40
Step by Step Solution
- Step 1: Write the proportion equation
16,626,311.60 : 24,939,467.40 = 16,128,647.60 : x - Step 2: Convert to fraction form
16,626,311.60/24,939,467.40 = 16,128,647.60/x - Step 3: Cross multiply
16,626,311.60x = 24,939,467.40 × 16,128,647.60 - Step 4: Simplify right side
16,626,311.60x = 402,239,881,026,288.19 - Step 5: Solve for x
x = 402,239,881,026,288.19/16,626,311.60 - Step 6: Final answer
x = 24,192,971.40
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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.