Finding the Fourth Proportional to 93,302,333.99, 128,782,833.53 and 54,156,722.07
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Solution
The fourth proportional to 93,302,333.99, 128,782,833.53 and 54,156,722.07 is: 74,751,143.14
Step by Step Solution
- Step 1: Write the proportion equation
93,302,333.99 : 128,782,833.53 = 54,156,722.07 : x - Step 2: Convert to fraction form
93,302,333.99/128,782,833.53 = 54,156,722.07/x - Step 3: Cross multiply
93,302,333.99x = 128,782,833.53 × 54,156,722.07 - Step 4: Simplify right side
93,302,333.99x = 6,974,456,122,600,504 - Step 5: Solve for x
x = 6,974,456,122,600,504/93,302,333.99 - Step 6: Final answer
x = 74,751,143.14
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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.