Finding the Fourth Proportional to 77,053,652.26, 115,582,582.23 and 22,464,918.52
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Solution
The fourth proportional to 77,053,652.26, 115,582,582.23 and 22,464,918.52 is: 33,697,991.15
Step by Step Solution
- Step 1: Write the proportion equation
77,053,652.26 : 115,582,582.23 = 22,464,918.52 : x - Step 2: Convert to fraction form
77,053,652.26/115,582,582.23 = 22,464,918.52/x - Step 3: Cross multiply
77,053,652.26x = 115,582,582.23 × 22,464,918.52 - Step 4: Simplify right side
77,053,652.26x = 2,596,553,292,128,150 - Step 5: Solve for x
x = 2,596,553,292,128,150/77,053,652.26 - Step 6: Final answer
x = 33,697,991.15
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.