Finding the Fourth Proportional to 42,201,496.05, 63,293,386.61 and 11,902,273.17
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Solution
The fourth proportional to 42,201,496.05, 63,293,386.61 and 11,902,273.17 is: 17,850,911.64
Step by Step Solution
- Step 1: Write the proportion equation
42,201,496.05 : 63,293,386.61 = 11,902,273.17 : x - Step 2: Convert to fraction form
42,201,496.05/63,293,386.61 = 11,902,273.17/x - Step 3: Cross multiply
42,201,496.05x = 63,293,386.61 × 11,902,273.17 - Step 4: Simplify right side
42,201,496.05x = 753,335,177,227,128.88 - Step 5: Solve for x
x = 753,335,177,227,128.88/42,201,496.05 - Step 6: Final answer
x = 17,850,911.64
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.