Finding the Fourth Proportional to 45,295,491.95, 62,508,497.99 and 25,715,980.79
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Solution
The fourth proportional to 45,295,491.95, 62,508,497.99 and 25,715,980.79 is: 35,488,461.75
Step by Step Solution
- Step 1: Write the proportion equation
45,295,491.95 : 62,508,497.99 = 25,715,980.79 : x - Step 2: Convert to fraction form
45,295,491.95/62,508,497.99 = 25,715,980.79/x - Step 3: Cross multiply
45,295,491.95x = 62,508,497.99 × 25,715,980.79 - Step 4: Simplify right side
45,295,491.95x = 1,607,467,333,394,013.75 - Step 5: Solve for x
x = 1,607,467,333,394,013.75/45,295,491.95 - Step 6: Final answer
x = 35,488,461.75
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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.