Finding the Fourth Proportional to 75,497,362.64, 113,210,263.71 and 26,296,056.50
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Solution
The fourth proportional to 75,497,362.64, 113,210,263.71 and 26,296,056.50 is: 39,431,622.33
Step by Step Solution
- Step 1: Write the proportion equation
75,497,362.64 : 113,210,263.71 = 26,296,056.50 : x - Step 2: Convert to fraction form
75,497,362.64/113,210,263.71 = 26,296,056.50/x - Step 3: Cross multiply
75,497,362.64x = 113,210,263.71 × 26,296,056.50 - Step 4: Simplify right side
75,497,362.64x = 2,976,983,490,332,008 - Step 5: Solve for x
x = 2,976,983,490,332,008/75,497,362.64 - Step 6: Final answer
x = 39,431,622.33
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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.