Finding the Fourth Proportional to 47,516,041.68, 65,572,134.84 and 25,786,009.68
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Solution
The fourth proportional to 47,516,041.68, 65,572,134.84 and 25,786,009.68 is: 35,584,691.90
Step by Step Solution
- Step 1: Write the proportion equation
47,516,041.68 : 65,572,134.84 = 25,786,009.68 : x - Step 2: Convert to fraction form
47,516,041.68/65,572,134.84 = 25,786,009.68/x - Step 3: Cross multiply
47,516,041.68x = 65,572,134.84 × 25,786,009.68 - Step 4: Simplify right side
47,516,041.68x = 1,690,843,703,722,505.25 - Step 5: Solve for x
x = 1,690,843,703,722,505.25/47,516,041.68 - Step 6: Final answer
x = 35,584,691.90
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.