Finding the Fourth Proportional to 26,990,429.20, 40,485,643.80 and 24,387,024.40
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Solution
The fourth proportional to 26,990,429.20, 40,485,643.80 and 24,387,024.40 is: 36,580,536.60
Step by Step Solution
- Step 1: Write the proportion equation
26,990,429.20 : 40,485,643.80 = 24,387,024.40 : x - Step 2: Convert to fraction form
26,990,429.20/40,485,643.80 = 24,387,024.40/x - Step 3: Cross multiply
26,990,429.20x = 40,485,643.80 × 24,387,024.40 - Step 4: Simplify right side
26,990,429.20x = 987,324,383,200,308.62 - Step 5: Solve for x
x = 987,324,383,200,308.62/26,990,429.20 - Step 6: Final answer
x = 36,580,536.60
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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.