Finding the Fourth Proportional to 26,133,434.22, 39,197,596.95 and 7,937,787.36
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Solution
The fourth proportional to 26,133,434.22, 39,197,596.95 and 7,937,787.36 is: 11,905,905.17
Step by Step Solution
- Step 1: Write the proportion equation
26,133,434.22 : 39,197,596.95 = 7,937,787.36 : x - Step 2: Convert to fraction form
26,133,434.22/39,197,596.95 = 7,937,787.36/x - Step 3: Cross multiply
26,133,434.22x = 39,197,596.95 × 7,937,787.36 - Step 4: Simplify right side
26,133,434.22x = 311,142,189,612,084.56 - Step 5: Solve for x
x = 311,142,189,612,084.56/26,133,434.22 - Step 6: Final answer
x = 11,905,905.17
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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.