Finding the Fourth Proportional to 93,159,462.33, 128,560,584.65 and 54,024,475.14
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Solution
The fourth proportional to 93,159,462.33, 128,560,584.65 and 54,024,475.14 is: 74,554,081.09
Step by Step Solution
- Step 1: Write the proportion equation
93,159,462.33 : 128,560,584.65 = 54,024,475.14 : x - Step 2: Convert to fraction form
93,159,462.33/128,560,584.65 = 54,024,475.14/x - Step 3: Cross multiply
93,159,462.33x = 128,560,584.65 × 54,024,475.14 - Step 4: Simplify right side
93,159,462.33x = 6,945,418,109,137,668 - Step 5: Solve for x
x = 6,945,418,109,137,668/93,159,462.33 - Step 6: Final answer
x = 74,554,081.09
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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.