Finding the Fourth Proportional to 26,133,434.74, 39,197,597.88 and 7,937,787.94
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Solution
The fourth proportional to 26,133,434.74, 39,197,597.88 and 7,937,787.94 is: 11,905,906.09
Step by Step Solution
- Step 1: Write the proportion equation
26,133,434.74 : 39,197,597.88 = 7,937,787.94 : x - Step 2: Convert to fraction form
26,133,434.74/39,197,597.88 = 7,937,787.94/x - Step 3: Cross multiply
26,133,434.74x = 39,197,597.88 × 7,937,787.94 - Step 4: Simplify right side
26,133,434.74x = 311,142,219,728,833.62 - Step 5: Solve for x
x = 311,142,219,728,833.62/26,133,434.74 - Step 6: Final answer
x = 11,905,906.09
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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.