Finding the Fourth Proportional to 83,943,065.14, 115,841,669.82 and 48,667,725.62
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Solution
The fourth proportional to 83,943,065.14, 115,841,669.82 and 48,667,725.62 is: 67,161,600.46
Step by Step Solution
- Step 1: Write the proportion equation
83,943,065.14 : 115,841,669.82 = 48,667,725.62 : x - Step 2: Convert to fraction form
83,943,065.14/115,841,669.82 = 48,667,725.62/x - Step 3: Cross multiply
83,943,065.14x = 115,841,669.82 × 48,667,725.62 - Step 4: Simplify right side
83,943,065.14x = 5,637,750,602,108,601 - Step 5: Solve for x
x = 5,637,750,602,108,601/83,943,065.14 - Step 6: Final answer
x = 67,161,600.46
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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.