Finding the Fourth Proportional to 61,307,784.14, 84,604,126.04 and 33,430,425.93
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Solution
The fourth proportional to 61,307,784.14, 84,604,126.04 and 33,430,425.93 is: 46,133,651.84
Step by Step Solution
- Step 1: Write the proportion equation
61,307,784.14 : 84,604,126.04 = 33,430,425.93 : x - Step 2: Convert to fraction form
61,307,784.14/84,604,126.04 = 33,430,425.93/x - Step 3: Cross multiply
61,307,784.14x = 84,604,126.04 × 33,430,425.93 - Step 4: Simplify right side
61,307,784.14x = 2,828,351,968,785,452 - Step 5: Solve for x
x = 2,828,351,968,785,452/61,307,784.14 - Step 6: Final answer
x = 46,133,651.84
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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.