Finding the Fourth Proportional to 46,770,268.99, 64,510,946.53 and 30,494,789.95
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Solution
The fourth proportional to 46,770,268.99, 64,510,946.53 and 30,494,789.95 is: 42,061,929.65
Step by Step Solution
- Step 1: Write the proportion equation
46,770,268.99 : 64,510,946.53 = 30,494,789.95 : x - Step 2: Convert to fraction form
46,770,268.99/64,510,946.53 = 30,494,789.95/x - Step 3: Cross multiply
46,770,268.99x = 64,510,946.53 × 30,494,789.95 - Step 4: Simplify right side
46,770,268.99x = 1,967,247,763,908,031.25 - Step 5: Solve for x
x = 1,967,247,763,908,031.25/46,770,268.99 - Step 6: Final answer
x = 42,061,929.65
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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.