Finding the Fourth Proportional to 26,884,772.70, 40,252,509.45 and 26,138,276.70
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Solution
The fourth proportional to 26,884,772.70, 40,252,509.45 and 26,138,276.70 is: 39,134,838.21
Step by Step Solution
- Step 1: Write the proportion equation
26,884,772.70 : 40,252,509.45 = 26,138,276.70 : x - Step 2: Convert to fraction form
26,884,772.70/40,252,509.45 = 26,138,276.70/x - Step 3: Cross multiply
26,884,772.70x = 40,252,509.45 × 26,138,276.70 - Step 4: Simplify right side
26,884,772.70x = 1,052,131,229,873,464.88 - Step 5: Solve for x
x = 1,052,131,229,873,464.88/26,884,772.70 - Step 6: Final answer
x = 39,134,838.21
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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.