Finding the Fourth Proportional to 47,289,552.08, 65,263,278.84 and 26,388,156.56
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Solution
The fourth proportional to 47,289,552.08, 65,263,278.84 and 26,388,156.56 is: 36,417,719.01
Step by Step Solution
- Step 1: Write the proportion equation
47,289,552.08 : 65,263,278.84 = 26,388,156.56 : x - Step 2: Convert to fraction form
47,289,552.08/65,263,278.84 = 26,388,156.56/x - Step 3: Cross multiply
47,289,552.08x = 65,263,278.84 × 26,388,156.56 - Step 4: Simplify right side
47,289,552.08x = 1,722,177,619,648,855.25 - Step 5: Solve for x
x = 1,722,177,619,648,855.25/47,289,552.08 - Step 6: Final answer
x = 36,417,719.01
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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.